{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "2088669088",
    "entityType": "Track",
    "nonce": "0xd328eac33e8eceff863bcca3133c32985f380d26855d0e614b8ed165376b0ea6",
    "signature": "0x9841db41bc101838d5c48ad582dbadc7866c8743eec3492b62668343d3debef25263df7b288a3e1a3f1ca02f230d5865fa82ec60f78f7bac5b747a37e8876f971b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}