{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828368024",
    "entityType": "User",
    "nonce": "0xf73c1980e47b2a9509f4577c4a053c7a78055c6a6e521d57818598fe503cef11",
    "signature": "0xbee0f434a265bb6679bca6303fb6e6d35c95ef8dcec9e7e6b8f92e49cd42b7af14ece332f96140788bb28b3460d1522a4c13a13a71d98b75fe3325c712b7a8181b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}