--> keys <-- idretiro : 106||--> fields <-- fecha_emision (new)  : 2023-05-09 18:12:10||tipo_comprobante (new)  : 21||importe_pesos (new)  : -2400.00||motivo (new)  : medical cateter||usr_conexion (new)  : martin||id_medpago (new)  : 1