{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1876993355",
    "entityType": "Track",
    "nonce": "0x8257815dee5f9cc8c256d59d99dcdbd6e624622e90a38035372363c6170b2bf4",
    "signature": "0x0cb550b20414299e505f6f7fbaa055c6e3ec12a28e12d4d35128a3adb6f84d3c7c2f23f6d3f0cc5818315a2ff769b0b764b81a4e305f967fcb5ae5c8cfad09881b",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}