Error on base station when send downlink

[dencorpz1]

Good afternoon! When sending data to a Class C device {"data": "04303030", "deveui": "313436345E378115", "port": 2, "time": "2019-11-08T08: 07: 00"}   in packet_forwarder logs I see the following error JSON down: {"txpk": {"powe": 10, "imme": false, "time": "2019-11-08T08: 07: 00.000000Z", "codr": "4/5", "datr ":" SF12BW125 "," freq ": 869.1," modu ":" LORA "," rfch ": 0," ipol ": true," size ": 17," data ":" YAYV0laAHQACgLpLSy6 + 6gA = "}} WARNING: [down] no mandatory "txpk.tmst" or "txpk.tmms" objects in JSON, TX aborted What am I doing wrong?

[gotthardp]

The "imme": false indicates it is not being treated as a Class C. Perhaps the "immediately" flag was missing.