{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1648757636",
    "entityType": "Track",
    "nonce": "0xa6c8b327cf9a8420018788656f15d3d74329df7ec690e462627ab1bb3542e43c",
    "signature": "0xd84418d1a0c3d0d0fd84fb066c327b53bb13ecbd41fb95b772331803fa131d734bd765b73b33651b7cf48e6a7567275c7c54ce8158829fa37b74874a9d3e44a91c",
    "signer": "0x5Bd2B55f9E919abFFCC7853cd54ABf716372E6Fc",
    "userId": "70026"
  }
}