{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "634886384",
    "entityType": "User",
    "nonce": "0xd02307c0a59c36ebc48ee6d4a7106b5df5b4a6cafa944e7d47b3815d03c009d5",
    "signature": "0x147d8f9e6334d6523429eed09f7aaf91dc2b68c61cbc7238c3646010c5741a8816041cc45233f634f9154287db778338309cdf572f20d62493b042b82b9e865c1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}