{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1402026414",
    "entityType": "Track",
    "nonce": "0x739154c6107f9bb50a92ee6581caf83eff1d8bc5e8c107bede0da050c65c2f55",
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    "signer": "0x5Bd2B55f9E919abFFCC7853cd54ABf716372E6Fc",
    "userId": "70026"
  }
}