{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "520317695",
    "entityType": "User",
    "nonce": "0x0e89126005563dd1084fd652eab7197fbb9e20d280b2e76f3f95d8246b70e0a9",
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    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}