{
  "manageEntity": {
    "action": "Delete",
    "entityId": "44830554",
    "entityType": "Track",
    "nonce": "0x0287f9802d2113ae1341c71f06474df42a9d922528d990f9635b0b6f21425a03",
    "signature": "0x1c4d8b68d13e9dbd353625a9b943f072b96aede6434d2eb3846e0c0e68b8e4a6242494d2f6fe6de733bf0c996178b66eb7e79bf14fd690b2fe27a7cf537655241c",
    "signer": "0x5e16eE72f4c7af2A50C7DA188d65e074e69D78B9",
    "userId": "898051107"
  }
}