{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159826",
    "entityType": "User",
    "nonce": "0x3121c4be87dc87bea037f9c4f75d747fdefa926fd18fc3a2bd4bd1920d1f8d56",
    "signature": "0xb79bc15543e1cc4f28ff9772b818f7589ebdd3d27b38968b490af74c8317e1ef2efd881a929fa4930f683034dd738384115a16d24341331d17d85e6bab6a2ff51b",
    "signer": "0x0E6Ef8dF2F401D8918d603B82ef321D94A721556",
    "userId": "648802251"
  }
}