{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1922029807",
    "entityType": "Track",
    "nonce": "0x66f2a793fab3b77cdaf0e6169539e5fcf450264386346756f81e44c537663c0a",
    "signature": "0x07a78d0d87bcec34fcc734ccfb975f0bf8a6d3b9398f8759d57299bf1a5a26503830da768c340926e362707ee5f811b023db2317f6f2cae463130c8fffdd718c1b",
    "signer": "0x81b1B45A33ac76924D6f674Fc7d0918AC3E9F9Ec",
    "userId": "845684964"
  }
}