{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "72157",
    "entityType": "User",
    "nonce": "0x2651a0343fa48b89bf700c111dbd39b5475b1a41d8a86b2e0386dff91224b425",
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    "signer": "0xA74717FCae86345af440c67eC401895C927E002c",
    "userId": "561271"
  }
}