{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6529",
    "entityType": "User",
    "nonce": "0xf54b5f29449921282a156eea9d15710603521e8169a462da4cc7e47e39585c4d",
    "signature": "0x7bfa947c1cb932e4ff0b066ee208ca07d5d1d88d319bc6459b90f94865859aaa0502ae7ed65bbb9a69bd5f76aa51fc9ebde363a5d81a4a37141f70a4b83e85941c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}