Echosign の send_document 呼び出しに対する API 応答。
secure.echosign.com (net_http) への HTTPI POST 要求 SOAP 応答 (ステータス 500) soap:Server 無効な API キー:
API key is not the invalid one as this is working fine for the "getUsersInAccount" API call.
Did anyone faced this issue and know what could be the probable solution for this.