{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0x8b627b649917499e8dca87e34c1686fb818bd57d78a77e51c22dc6c6f99b6f08",
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    "signer": "0xB101b2A715F85F068e6E9E6FeD2615A95fAD6522",
    "userId": "130373"
  }
}