{
  "manageEntity": {
    "action": "Save",
    "entityId": "36058",
    "entityType": "Track",
    "nonce": "0x8fa272d09e51b05ff23644c89109e5a09c0a6ac3df962a52262aef6c196d5552",
    "signature": "0x2eee5f3a7b5137663635fc011d7528b8d30869609858e1431171916411de497c7656a0241b4ab41f40e63fbf91fef91f7b1910387475b5db22a4ec889e0ea6e21c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}