Custom Object 1 through 3

The custom objects 1, 2, and 3.

Parent Objects

Account, Activity, Address, Asset, Campaign, Contact, Lead, Message Response, Messaging Plan, Messaging Plan Item, Messaging Plan Item Relation, Opportunity, Service Request.

Fields

The following table details the required and read-only fields for the custom object child object.

Table Required and Read-Only Fields for the Custom Object Child Object

Field Name	Type
Name	Required
Id	Read-only

The following table provides a list of the user key combinations for the custom object child object.

Table User Key Fields on the Custom Object Child Object

User Key Field Combinations
Id
ExternalSystemId
Name

No pickmap or picklist fields are available.