{
  "manageEntity": {
    "action": "Save",
    "entityId": "1092854834",
    "entityType": "Track",
    "nonce": "0xfe26a3fc54d41385a83104450b5aefd59793d25bbd56b5fd02734156cce62c5b",
    "signature": "0x88678e106de994fd5214e3ae599b986d4cf4859e54a04c1c4843a89c6a6b56105653120aff0e738a0a3eed1ac572d862b4e3a3915d4542c5b6dfeb376c7213e51c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}