Set initials image for accountless signer
Updates the initials image for a signer that does not have a DocuSign account. The supported image formats for this file are: gif, png, jpeg, and bmp. The file size must be less than 200K.
For the Authentication/Authorization for this call, the credentials must match the sender of the envelope, the recipient must be an accountless signer or in person signer. The account must have the CanSendEnvelope property set to true and the ExpressSendOnly property in SendingUser structure must be set to false.
Authentication
OAuth 2.0 access token (JWT or auth-code grant). Sent as
Authorization: Bearer <token> on every request except
GET /v2.1 and GET /service_information, which are
public discovery endpoints.
Path parameters
The external account number (int) or account ID Guid.
The envelope’s GUID.
Example: 93be49ab-xxxx-xxxx-xxxx-f752070d71ec
A local reference used to map recipients to other objects, such as specific document tabs.
A recipientId must be
either an integer or a GUID,
and the recipientId must be
unique within an envelope.
For example, many envelopes assign the first recipient
a recipientId of 1.