{
  "manageEntity": {
    "action": "Delete",
    "entityId": "671435",
    "entityType": "Track",
    "nonce": "0xa58635d95fa9a8a824e30027636ad38dcaa0b1ff103c21b6bce913c67ad7cea0",
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    "signer": "0x6D5D70d78A0458836C6A4b0d3908a973bC070B83",
    "userId": "357641"
  }
}