{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "118399964",
    "entityType": "Track",
    "nonce": "0xeb46d4b72d17f2e1105ceeec03307fd1058304e276d2902453124eee9fd1e250",
    "signature": "0x6c8ddbd10eb1c13143afb9a24120eefa3d8342ad20e98e8b6c49d46d70d9141257c5cb1b47c018e2d658b25569271f6c46f66712d76cf24392f83a85474e40711c",
    "signer": "0xD273958b664e7fcf794c292a646763240Df5C713",
    "userId": "924202024"
  }
}