{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5406da6643b88ad1e554ef57e90433af905314ff366233e191307050155feff0",
    "signature": "0x4f17c485719d191623983b6a95b3359daee272f6509ac68e39e2280aee0cdf0679d31500a00f31b73b654517a9bf15921d33d67fbc1bc093cd3ca95b369c7b8e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}