{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1419577991",
    "entityType": "Track",
    "nonce": "0x4aaa07b4c9ea8ea8c061e1ad17f00484c4ba251212597fdcf86707bf8ddbe41d",
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    "signer": "0x2A7605b91fFB317Bc4CCaa145120a20f7ED40f9b",
    "userId": "693659852"
  }
}