{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "428192787",
    "entityType": "User",
    "nonce": "0x8985c5a2e62d6ea3a7d453fb8c25065be94573bf8ace573094509e6e1b3af535",
    "signature": "0xe509621482261e338320bc7b9db78a71b6578aaa68cfe601dd0809551f6ec00467704c47b4022162690bacb00f55983cfdd628fef11a865c4d93adadd7ba1ca81c",
    "signer": "0xa228dA0794005c958cFc691a6808417E21E60Aea",
    "userId": "151623966"
  }
}