{
  "manageEntity": {
    "action": "Delete",
    "entityId": "618463395",
    "entityType": "Track",
    "nonce": "0x626e5d70724ab79e073bb2b4a112f5f3bc841cd4dc9de572dc02d202cc8a0b37",
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    "signer": "0xf3BcA53FBA265774b7d4cd806361400e3c5F3526",
    "userId": "716430369"
  }
}