Add a contact attribute to a contactpost https://localhost/v4/contacts/{identifier}/attributes/{uid}Add an existing attribute to an existing contact. Required scope: write_contacts.Path ParamsidentifierstringrequiredContact identifieruiduuidrequiredPodium unique identifier for attribute.Body ParamsAdd an attribute paramsvaluestringrequiredThe value of the attribute.Responses 202Successful response. defaultError response.CallbackUpdated 24 days ago