{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "335392",
    "entityType": "User",
    "nonce": "0xf284de2718433f863330c6f6b63cffd5d5e28b847ea1caa405aeeeebf1d79c63",
    "signature": "0x68484d226cba008e7cba34d842446bfaacf70357b5912116cb0398f2a15a77a56a99ca856bdbc5659d2d212dd276f094d8c248d2c2facc348106271bc94ff9381b",
    "signer": "0x7D2D5E27408F0668C81f4557c3fAF6Da24559eFa",
    "userId": "862553405"
  }
}