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• Request
• Response

V9.0

get

/ec-dc-svc/rest/v9.0/studies/{studyId}/{mode}/subjects/sitestudyversion

Retrieves a list of subject and also searches for subjects based on input parameters. This API request returns mHealthSubjectId as part of the response body for the sites having a study version. Also filters subject based on site and state. The supported parameters are 'readyToSign', 'readyToVerify', 'signed', 'verified', 'freezed' and 'signedandverified'. Use v9 to get operational fields that support replacement-randomization including additional fields replaceRand, unResolvedQueries, incompleteVisits, canBeReplaced, canBeUndoWithdrawn

Request

Path Parameters

• mode(required): string
  Mode of the study, accepts: test, active, or training.

  Example:

  active

• studyId(required): string(UUID)
  Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the study.

  Example:

  ABCDEF1234567890ABCDEF1234567890

Query Parameters

• containsSearchKeyword(required): array[string]
  List of search words containing the subject number.

  Example:

  [
      "SUBJ"
  ]

• exactSearchKeyword(required): array[string]
  List of search words matching exactly the subject number.

  Example:

  [
      "SUBJ-001",
      "SUBJ-002"
  ]

• limit(required): integer(int64)
  Minimum Value: 0

  Maximum number of records to display per page.

  Example:

  25

• offset(required): integer(int64)
  Minimum Value: 0

  An order number to specify with which object you want to start retrieving result. If provided, you also need to specify a value for the limit parameter.

  Example:

  0

• order(required): string
  asc or desc

  Example:

  ASC

• reviewStatus(required): string
  Review status filter applied to subjects.values can be noopenqueries, openqueries, verified, signed, locked, allvisitscomplete, readytosign, allvisitscomplete, readytoverify

  Example:

  ALL

• signVerifyStatus(required): string
  Status of Sign / Verify.

  Example:

  ALL

• siteId(required): array[string]
  Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the clinical site.

  Example:

  [\"ABCDEF1234567890ABCDEF1234567891\"]

• subjectState(required): array[string]
  States of subjects to filter by Active, New, Screening_Initiated, Enrolled, Complete, Withdrawn, ehrLinked, ehrNotLinked, Screen_Failed, Auto_Screen_Failed

  Example:

  [
      "Active",
      "Screened"
  ]

There's no request body for this operation.

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Response

Supported Media Types

• application/json

200 Response

Success

Body ()

Root Schema : schema

Type: array

Show Source

• Array of: object SubjectRespDto14
  Subject response details including fields like replacement randomization, unresolved queries etc..

{
    "type":"array",
    "items":{
        "$ref":"#/components/schemas/SubjectRespDto14"
    }
}

Nested Schema : SubjectRespDto14

Type: object

Subject response details including fields like replacement randomization, unresolved queries etc..

Show Source

• canBeCompleted: boolean
  Indicates if the subject has met conditions to be completed

  Example: true
• canBeReplaced: boolean
  Indicates if the subject can be replaced

  Example: true
• canBeUndoWithdrawn: boolean
  Indicates if a withdrawn subject can be undone

  Example: true
• comment: string
  Minimum Length: 0

  Maximum Length: 2048

  Comment for latest subject update

  Example: Initial enrollment
• description: string
  Minimum Length: 0

  Maximum Length: 500

  Free text description for the subject

  Example: Screened subject
• dob: string (date-time)
  Date of birth
• ehrLinkStatus: number
  EHR link status code for the subject

  Example: 1
• enrollmentFailure: string
  Minimum Length: 0

  Maximum Length: 255

  Reason for enrollment failure, if any

  Example: Consent withdrawn
• enrollmentOverride: string
  Minimum Length: 0

  Maximum Length: 255

  If subject enrollment is overridden.

  Example: Subject Enrollment Overridden
• eventType: string
  Event Type for Subject, can have value New, Screened, Randomized, Withdrawn, Undo_Withdrawn, Randomization_Replaced, Transferred, Screen_Failed, Undo_Randomization.

  Example: Screened
• freezedStatus: string
  Frozen status of the record can have values NOT_APPLICABLE, FROZEN.

  Example: FROZEN
• fromStudyId: string
  Origin study identifier (UUID, 32-character uppercase hexadecimal string) from which the subject was transferred

  Example: 5D5F9311C591424F852B99FD902E98A4
• gender: string
  Minimum Length: 0

  Maximum Length: 10

  Gender value

  Example: [{"value":"1","label":"male"}]
• hasLockData: boolean
  Indicates whether lock related data exists for the subject

  Example: false
• id: string
  Unique identifier (UUID, 32-character uppercase hexadecimal string) of the subject

  Example: 1BC29B36F5D64B1B95F4BDBBCEA481BE
• incompleteVisits: integer (int32)
  Number of incomplete visits for the subject

  Example: 1
• informedConsentDate: string (date-time)
  Informed consent date

  Example: 2025-09-25T09:00:00Z
• lastSigned: string (date-time)
  Timestamp when the subject was last signed

  Example: 2025-10-16T14:30:31.892Z
• lockedDateTime: string (date-time)
  Timestamp when the subject was locked

  Example: 2025-10-16T14:30:31.892Z
• lockedInStudyVersion: string
  Study version in which the subject is locked

  Example: 3.0.0.4
• lockedStatus: string
  Lock status of the subject,applicable values are LOCKED, UNLOCKED

  Example: UNLOCKED
• mhealthSubjectId: string
  Unique Identifier (UUID, 32-character uppercase hexadecimal string) of the subject in mHealth system.

  Example: 1BC29B36F5D64B1B95F4BDBBCEA481BE
• objectVersionNumber: number
  Object version number

  Example: 14
• operationType: string
  Operation type on the record, can have values CREATED, MODIFIED or REMOVED

  Example: MODIFIED
• previousSubjectNumber: string
  Previous subject number if renumbered or transferred

  Example: SUBJECT-0001-OLD
• randomizationNumber: string
  Randomization number assigned to the subject if applicable.

  Example: RND-001
• reason: string
  Minimum Length: 0

  Maximum Length: 255

  Reason for latest subject update

  Example: Protocol break happened
• replaceRand: string
  Replacement randomization identifier if applicable

  Example: Y
• screenFailureComment: string
  Additional comment for screen failure

  Example: Subject breached protocols
• screenFailureDate: string (date-time)
  Date when the subject was marked as screen failure

  Example: 2025-10-16T14:30:31.892Z
• screeningDate: string (date-time)
  Screening date if applicable

  Example: 2025-10-01T10:00:00Z
• screeningFailure: string
  Minimum Length: 0

  Maximum Length: 255

  Reason for screening failure, if any

  Example: Inclusion criteria not met
• screeningNumber: string
  Screening number assigned to the subject

  Example: SCR-0001
• signedStatus: string
  Signed status for workflow, the acceptable values are: NEVER_SIGNED, SIGNED, UNSIGNED, NEVER_SIGNED.

  Example: SIGNED
• siteId: string
  Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the clinical site.

  Example: ABCDEF1234567890ABCDEF1234567890
• softwareVersionNumber: number
  Software version number associated with the event

  Example: 14
• sourceTimeStamp: string (date-time)
  Source system timestamp for the subject payload

  Example: 2025-10-16T14:30:31.892Z
• state(required): string
  Minimum Length: 0

  Maximum Length: 100

  Lifecycle state of the subject.The state can be New, Active, Screening_Initiated, Screen_Failed, Withdrawn, Auto_Screen_Failed, Complete or Enrolled.

  Example: Active
• stateDate: string (date-time)
  Timestamp when the subject transitioned to current state

  Example: 2025-10-16T14:30:31.892Z
• studyCompletionDate: string (date-time)
  Date when the subject completed the study

  Example: 2025-10-16T14:30:31.892Z
• studyId: string
  Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the study.

  Example: ABCDEF1234567890ABCDEF1234567890
• studyVersion(required): string
  String representing the version of the study configuration or protocol. Helps track changes in form or study design.

  Example: 3.0.0.1
• subjectNumber(required): string
  Minimum Length: 0

  Maximum Length: 500

  Unique subject Number representing the patient/participant enrolled in the study.

  Example: SUBJ-0001
• subjectSiteSerialNumber: string
  Site-level serial number assigned to the subject

  Example: SITE-0001-001
• subjectStudySerialNumber: string
  Study-level serial number assigned to the subject

  Example: STUDY-0001-001
• subjectTransferId: string
  Unique Identifier(UUID, 32-character uppercase hexadecimal string) of a subject transfer if applicable

  Example: 1BC29B36F5D64B1B95F4BDBBCEA481BE
• subjNumSiteOrgId: string
  Subject number site organization identifier (UUID, 32-character uppercase hexadecimal string)

  Example: 5D5F9311C591424F852B99FD902E98A4
• unResolvedQueries: integer (int32)
  Number of unresolved queries for the subject

  Example: 2
• verifiedStatus: string
  Verified status for review workflow,the acceptable values are: NEVER_VEIFIED, VERIFIED, UNVERIFIED, NOT_APPLICABLE.

  Example: VERIFIED
• versionEnd: string (date-time)
  End timestamp of the subject version record

  Example: 2025-10-16T14:30:31.892Z
• versionStart: string (date-time)
  The timestamp marking the beginning of the validity period for this record version within the system.

  Example: 2025-10-16T14:30:31.892Z
• withdrawalComment: string
  Additional comment provided for withdrawal

  Example: Subject breached protocols
• withdrawalDate: string (date-time)
  Date when the subject was withdrawn

  Example: 2025-10-16T14:30:31.892Z
• withdrawalReason: string
  Reason provided when the subject is withdrawn

  Example: Not applicable

{
    "required":[
        "state",
        "studyVersion",
        "subjectNumber"
    ],
    "type":"object",
    "properties":{
        "screeningDate":{
            "type":"string",
            "description":"Screening date if applicable",
            "format":"date-time",
            "example":"2025-10-01T10:00:00Z"
        },
        "eventType":{
            "type":"string",
            "description":"Event Type for Subject, can have value New, Screened, Randomized, Withdrawn, Undo_Withdrawn, Randomization_Replaced, Transferred, Screen_Failed, Undo_Randomization.",
            "example":"Screened"
        },
        "subjectTransferId":{
            "type":"string",
            "description":"Unique Identifier(UUID, 32-character uppercase hexadecimal string) of a subject transfer if applicable",
            "example":"1BC29B36F5D64B1B95F4BDBBCEA481BE"
        },
        "objectVersionNumber":{
            "type":"number",
            "description":"Object version number",
            "example":14
        },
        "mhealthSubjectId":{
            "type":"string",
            "description":"Unique Identifier (UUID, 32-character uppercase hexadecimal string)  of the subject in mHealth system.",
            "example":"1BC29B36F5D64B1B95F4BDBBCEA481BE"
        },
        "fromStudyId":{
            "type":"string",
            "description":"Origin study identifier (UUID, 32-character uppercase hexadecimal string) from which the subject was transferred",
            "example":"5D5F9311C591424F852B99FD902E98A4"
        },
        "subjNumSiteOrgId":{
            "type":"string",
            "description":"Subject number site organization identifier (UUID, 32-character uppercase hexadecimal string) ",
            "example":"5D5F9311C591424F852B99FD902E98A4"
        },
        "signedStatus":{
            "type":"string",
            "description":"Signed status for workflow, the acceptable values are:  NEVER_SIGNED, SIGNED, UNSIGNED, NEVER_SIGNED.",
            "example":"SIGNED"
        },
        "verifiedStatus":{
            "type":"string",
            "description":"Verified status for review workflow,the acceptable values are: NEVER_VEIFIED, VERIFIED, UNVERIFIED, NOT_APPLICABLE.",
            "example":"VERIFIED"
        },
        "freezedStatus":{
            "type":"string",
            "description":"Frozen status of the record can have values NOT_APPLICABLE, FROZEN.",
            "example":"FROZEN"
        },
        "lastSigned":{
            "type":"string",
            "description":"Timestamp when the subject was last signed",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "softwareVersionNumber":{
            "type":"number",
            "description":"Software version number associated with the event",
            "example":14
        },
        "operationType":{
            "type":"string",
            "description":"Operation type on the record, can have values CREATED, MODIFIED or REMOVED",
            "example":"MODIFIED"
        },
        "subjectStudySerialNumber":{
            "type":"string",
            "description":"Study-level serial number assigned to the subject",
            "example":"STUDY-0001-001"
        },
        "subjectSiteSerialNumber":{
            "type":"string",
            "description":"Site-level serial number assigned to the subject",
            "example":"SITE-0001-001"
        },
        "versionEnd":{
            "type":"string",
            "description":"End timestamp of the subject version record",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "previousSubjectNumber":{
            "type":"string",
            "description":"Previous subject number if renumbered or transferred",
            "example":"SUBJECT-0001-OLD"
        },
        "screenFailureDate":{
            "type":"string",
            "description":"Date when the subject was marked as screen failure",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "lockedStatus":{
            "type":"string",
            "description":"Lock status of the subject,applicable values are LOCKED, UNLOCKED",
            "example":"UNLOCKED"
        },
        "hasLockData":{
            "type":"boolean",
            "description":"Indicates whether lock related data exists for the subject",
            "example":false
        },
        "lockedDateTime":{
            "type":"string",
            "description":"Timestamp when the subject was locked",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "canBeCompleted":{
            "type":"boolean",
            "description":"Indicates if the subject has met conditions to be completed",
            "example":true
        },
        "lockedInStudyVersion":{
            "type":"string",
            "description":"Study version in which the subject is locked",
            "example":"3.0.0.4"
        },
        "canBeReplaced":{
            "type":"boolean",
            "description":"Indicates if the subject can be replaced",
            "example":true
        },
        "canBeUndoWithdrawn":{
            "type":"boolean",
            "description":"Indicates if a withdrawn subject can be undone",
            "example":true
        },
        "id":{
            "type":"string",
            "description":"Unique identifier (UUID, 32-character uppercase hexadecimal string) of the subject",
            "example":"1BC29B36F5D64B1B95F4BDBBCEA481BE"
        },
        "versionStart":{
            "type":"string",
            "description":"The timestamp marking the beginning of the validity period for this record version within the system.",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "description":{
            "maxLength":500,
            "minLength":0,
            "type":"string",
            "description":"Free text description for the subject",
            "example":"Screened subject"
        },
        "subjectNumber":{
            "maxLength":500,
            "minLength":0,
            "type":"string",
            "description":"Unique subject Number representing the patient/participant enrolled in the study.",
            "example":"SUBJ-0001"
        },
        "studyId":{
            "type":"string",
            "description":"Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the study.",
            "example":"ABCDEF1234567890ABCDEF1234567890"
        },
        "siteId":{
            "type":"string",
            "description":"Unique identifier (UUID, 32-character uppercase hexadecimal string) representing the clinical site.",
            "example":"ABCDEF1234567890ABCDEF1234567890"
        },
        "dob":{
            "type":"string",
            "description":"Date of birth",
            "format":"date-time"
        },
        "state":{
            "maxLength":100,
            "minLength":0,
            "type":"string",
            "description":"Lifecycle state of the subject.The state can be New, Active, Screening_Initiated, Screen_Failed, Withdrawn, Auto_Screen_Failed, Complete or Enrolled.",
            "example":"Active"
        },
        "stateDate":{
            "type":"string",
            "description":"Timestamp when the subject transitioned to current state",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "screeningFailure":{
            "maxLength":255,
            "minLength":0,
            "type":"string",
            "description":"Reason for screening failure, if any",
            "example":"Inclusion criteria not met"
        },
        "enrollmentFailure":{
            "maxLength":255,
            "minLength":0,
            "type":"string",
            "description":"Reason for enrollment failure, if any",
            "example":"Consent withdrawn"
        },
        "enrollmentOverride":{
            "maxLength":255,
            "minLength":0,
            "type":"string",
            "description":"If subject enrollment is overridden.",
            "example":"Subject Enrollment Overridden"
        },
        "informedConsentDate":{
            "type":"string",
            "description":"Informed consent date",
            "format":"date-time",
            "example":"2025-09-25T09:00:00Z"
        },
        "gender":{
            "maxLength":10,
            "minLength":0,
            "type":"string",
            "description":"Gender value",
            "example":"[{\"value\":\"1\",\"label\":\"male\"}]"
        },
        "reason":{
            "maxLength":255,
            "minLength":0,
            "type":"string",
            "description":"Reason for latest subject update",
            "example":"Protocol break happened"
        },
        "comment":{
            "maxLength":2048,
            "minLength":0,
            "type":"string",
            "description":"Comment for latest subject update",
            "example":"Initial enrollment"
        },
        "studyVersion":{
            "type":"string",
            "description":"String representing the version of the study configuration or protocol. Helps track changes in form or study design.",
            "example":"3.0.0.1"
        },
        "sourceTimeStamp":{
            "type":"string",
            "description":"Source system timestamp for the subject payload",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "screeningNumber":{
            "type":"string",
            "description":"Screening number assigned to the subject",
            "example":"SCR-0001"
        },
        "randomizationNumber":{
            "type":"string",
            "description":"Randomization number assigned to the subject if applicable.",
            "example":"RND-001"
        },
        "withdrawalReason":{
            "type":"string",
            "description":"Reason provided when the subject is withdrawn",
            "example":"Not applicable"
        },
        "ehrLinkStatus":{
            "type":"number",
            "description":"EHR link status code for the subject",
            "example":1
        },
        "withdrawalDate":{
            "type":"string",
            "description":"Date when the subject was withdrawn",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "studyCompletionDate":{
            "type":"string",
            "description":"Date when the subject completed the study",
            "format":"date-time",
            "example":"2025-10-16T14:30:31.892Z"
        },
        "withdrawalComment":{
            "type":"string",
            "description":"Additional comment provided for withdrawal",
            "example":"Subject breached protocols"
        },
        "screenFailureComment":{
            "type":"string",
            "description":"Additional comment for screen failure",
            "example":"Subject breached protocols"
        },
        "replaceRand":{
            "type":"string",
            "description":"Replacement randomization identifier if applicable",
            "example":"Y"
        },
        "unResolvedQueries":{
            "type":"integer",
            "description":"Number of unresolved queries for the subject",
            "format":"int32",
            "example":2
        },
        "incompleteVisits":{
            "type":"integer",
            "description":"Number of incomplete visits for the subject",
            "format":"int32",
            "example":1
        }
    },
    "description":"Subject response details including fields like replacement randomization, unresolved queries etc.."
}

Examples

Select an example SubjectRespDto14 Example

400 Response

Bad request.

Body ()

Root Schema : DcsResponse

Type: object

Show Source

• errorData: object ErrorResponseData
  Structure representing an error response from the reporting service. Contains an error code, human-readable message, and details.
• result: object result
• status: string
• version: integer (int32)

{
    "type":"object",
    "properties":{
        "status":{
            "type":"string"
        },
        "result":{
            "type":"object"
        },
        "version":{
            "type":"integer",
            "format":"int32",
            "writeOnly":true
        },
        "errorData":{
            "$ref":"#/components/schemas/ErrorResponseData"
        }
    }
}

Nested Schema : ErrorResponseData

Type: object

Structure representing an error response from the reporting service. Contains an error code, human-readable message, and details.

Show Source

• details: object details
  Detailed error context or debugging information such as validation error, stack trace, or field/parameter cause.
• errorCode: string
  Application or business-specific error code representing the error type.

  Example: REPT_401
• errorMessage: string
  Human-readable error message describing the failure or issue.

  Example: Unauthorized: User does not have access to the requested resource

{
    "type":"object",
    "properties":{
        "errorCode":{
            "type":"string",
            "description":"Application or business-specific error code representing the error type.",
            "example":"REPT_401"
        },
        "errorMessage":{
            "type":"string",
            "description":"Human-readable error message describing the failure or issue.",
            "example":"Unauthorized: User does not have access to the requested resource"
        },
        "details":{
            "type":"object",
            "description":"Detailed error context or debugging information such as validation error, stack trace, or field/parameter cause.",
            "example":"User role is missing required permission REPORTING_VIEW. Field: userId"
        }
    },
    "description":"Structure representing an error response from the reporting service. Contains an error code, human-readable message, and details."
}

Nested Schema : result

Type: object

Nested Schema : details

Type: object

Detailed error context or debugging information such as validation error, stack trace, or field/parameter cause.

Example:

User role is missing required permission REPORTING_VIEW. Field: userId

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