{
  "manageEntity": {
    "action": "Save",
    "entityId": "2092783727",
    "entityType": "Track",
    "nonce": "0x5011275b6b8e41948da404720bb1a40d0278d7440090795bebf33d72f8fcfc16",
    "signature": "0x7cf4a627416d6dc2c2d3a92bdcb88823934d11af0d07f59b9edab4694da873ac4bcd3fb13ce80f0162572b22d0d1e5ca975579a9bb81e435d213e1e900a8acbd1b",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}