{
  "manageEntity": {
    "action": "Save",
    "entityId": "1024055",
    "entityType": "Track",
    "nonce": "0x6b8c2292f29031527a71d7c0fd0ecc622c234f23aacd0fd0a439d9d1050bc501",
    "signature": "0x01a98eaaf44f2f3032137429cadbbd507e46af48998758ee8e0e58a2fb43e0d3250f60fd500e3b6b41982bb86e1dda46022a1beb9481ea9bdd42ed16f3cfbaeb1c",
    "signer": "0x036B1ee0d2003ae5B5E252d58647d13f0e588EEB",
    "userId": "161353174"
  }
}