{
  "manageEntity": {
    "action": "Delete",
    "entityId": "221935726",
    "entityType": "Track",
    "nonce": "0x9e36806f430bb1f3ad74a485e8e7a766895eaaa661d153daa4e7804e5fb27810",
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    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}