{
  "manageEntity": {
    "action": "Delete",
    "entityId": "2012481954",
    "entityType": "Track",
    "nonce": "0x9cfcbd4b29b42c395cc5b5307767c462056ab1179733fb462558caccaa69c85b",
    "signature": "0xd164a10be8e0ef2a640404ecdc1f0f7296fc5e69491963449e53fffcaeb083b75e3bc56d3fb55b84d719e3b919e562b07ecf6d9aa13568c028bf538509dc2c681b",
    "signer": "0x6E85e334d2DC03861170C322113a9e33178DDbE9",
    "userId": "825490268"
  }
}