{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "487707614",
    "entityType": "User",
    "nonce": "0x82f9f3265b9e837e49e8beec661d90fbe324b81d08c5d2d9fb142a3ecf0ad0a0",
    "signature": "0xca806bbde1fce436e85712504336f0f08d058f3d61fedbdcea8dba498bc355c339b5f893bd6a276eeb4ac69676e9b9cff501122091f0e18b58703350ceefc18e1b",
    "signer": "0x809Db232a6131f46553BA571FB17bFA2cc58aeE9",
    "userId": "351386054"
  }
}