{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56024",
    "entityType": "User",
    "nonce": "0x0f87b6565c62b14baad8b73a34d72324723e45d9dd5c0b99bca75f6699ca1232",
    "signature": "0x44a5ebecdc7fff65c58a61f0e941db24780ecdd8466140408618c3a16dd2bff8106c3bb651bd8d0d30021ad6b770072e59fd018f5fbb66992905c9397179e18e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}