{
  "manageEntity": {
    "action": "Save",
    "entityId": "2076282124",
    "entityType": "Track",
    "nonce": "0xfb606c0d4baf3cdc7703688b09898e20661f46a779085019c93bb2a5e341a0e7",
    "signature": "0x2d94dd9f80934e94fcd0d89e8d7560ebec493d75b5c6de4b2df9cefa8090da22465a1d93520e0b6518c05fb430ae6fd7cec4b863db2b241e67a06f7e517009e91c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}