{
  "manageEntity": {
    "action": "Delete",
    "entityId": "207634512",
    "entityType": "Track",
    "nonce": "0xbce71ef8eae76469c8536b16aabbab03c40f7d6da032539c3bc6bd97d9da2385",
    "signature": "0xa373fc6a4eda7185c964f9664a911e63299db7aae6457f847c8cded9ad818a7d6ce78d677ba20bf3060b34d00ffa23396969cdee6db9ad725830aeeb6c5cf95b1b",
    "signer": "0xF7Ff21A93e2fD804bf23303760999b125e251EbC",
    "userId": "571769298"
  }
}