{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6311",
    "entityType": "User",
    "nonce": "0x5df48d2fb671762cb843b098c592661dbc485134250c0cb46d15608b9f66079b",
    "signature": "0xa1d3e6ff840b040c5e6ce3026bc3afff3b1a60e721b130a22d0ab0ef8e6a786f0452a4d4c8633bd291bc68ba0ae4af938ac1373bb9fb0c8af7b8a045f64414661c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}