Add contacts to group

PUT

http://gateway-api.e97e9e55a5d242f9a139.uksouth.aksapp.io/v2/groups/:groupId/contacts

X-API-Keystring

Your Esendex API key.

groupIdstringRequiredformat: "uuid"

This endpoint expects an object.

contactIdslist of strings or nullOptional

dataobject or nullOptional

errorslist of objects or nullOptional

400

Bad Request Error