{
  "manageEntity": {
    "action": "Save",
    "entityId": "92586",
    "entityType": "Track",
    "nonce": "0x17ab8d4d988f955854551124aa558d6712e215d3504d100683698a285e81926c",
    "signature": "0xcc56955db983865d270ca58d1d1165eb011e904e5b21e4722decf086f8af7c8e63ebec9593efa6fa4fe6b85de0d72aeee9fd042327001f960079d1154856bcfd1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}