{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xad6826d200e5eedce389c17ddb085db70739483312fd8039f488cf41441628b8",
    "signature": "0x56c9910bbd594f6b772f05225a6e8fec4f0a7d53f153ff2a08d1fc65dce7e67b23b30989b84bb802e1ac7d5442af3c65fd8cc73ab6d81d636644a1e02ed207191b",
    "signer": "0xca9222f1aedE81bB652753be5E233B18473E61E5",
    "userId": "9780"
  }
}