{
  "manageEntity": {
    "action": "Delete",
    "entityId": "747032",
    "entityType": "Track",
    "nonce": "0xb736190471d457d9eb6eded16ee6e7feaf87b6f126721b1f42733a289c01ea43",
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    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "124"
  }
}