{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1571153579",
    "entityType": "Track",
    "nonce": "0x2255193b71b8f2a001b013144912bed611fb8e25fafee65880f4660c36d8db46",
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    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}