setPartyIdentificationNumber
Sets the party identification number, used by Mobile App Messaging. This represents a unique identifier for the user. This is typically used to store a system-generated or external ID that uniquely identifies the user within your organization's systems. If the value is null or empty, the field will be set to null.
Return
The builder instance for method chaining.
Parameters
value
The unique identifier number to set (e.g., "party-123", "user-456").