{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33450354",
    "entityType": "User",
    "nonce": "0x27f1801bf2927cb1a4cb42f7ed000da9679cf7936c27f3fb448bcdafb467a30a",
    "signature": "0x524829b6f4b29fd9d9d4dcda4c3787905514757c19995aecf4e6e63064d9b7a30c4ae1932cbc6ff20b75f66f6a9d942e457c081d640ea0630dc654370b4d462f1c",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}