{
  "manageEntity": {
    "action": "Save",
    "entityId": "1711086006",
    "entityType": "Track",
    "nonce": "0xf0c929a12435a5425aa59bc3d56cc8d54d5dd1c4185e0992bf83c44104312397",
    "signature": "0x6c002c346b8cda1add22bf3ef3024654c61d6148d547d04d3a3055e87beeb4ed006e75953928277bc11d60b720d782e5894ff3a1714e6422ccf9776e2b706a2f1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}