{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1646345",
    "entityType": "User",
    "nonce": "0x788965786436fcd5a4896ff86b5ac6b1ba0295bfde1e7672edfd32eec2daae26",
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    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}