02 - Primeros EnviosDocumento SoporteSendlSupportDocument - TestSetId Sencilla Impuesto Exento y Retencion 11%SendlSupportDocument - TestSetId Sencilla Impuesto Exento y Retencion 11% POST /api/ubl2.1/support-document/:testSetId Request Headers HeaderValorContent-Typeapplication/jsonAcceptapplication/jsonAuthorizationBearer <TU_TOKEN> Responses200Successful response