{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111961",
    "entityType": "User",
    "nonce": "0x63c011c9e84a45ffa53beca8f314daf5b8eae169adb22b59f0add6c07b1fcb08",
    "signature": "0x47597f9aeeb8c7b684f617a00385f620fb135f1f5de7ab1216030429bec9526718c816f70f852b4e46611ad17ce341b6031c3fb7fb63229059efd25842d849771c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}