{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68994",
    "entityType": "User",
    "nonce": "0xaa6c4c1319dc777015e81c15234151806c3bcbd3504c3bf4030accade9e14b59",
    "signature": "0xb65c721756f2e951d4af1e73703d29359be98c62dca98b5333452d76c1390df9290312ad3fc5a73fcbeb3f3efda13577d6a175197257edf09485efe670c7ef9a1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}