{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "328228955",
    "entityType": "User",
    "nonce": "0x2b6f33c79cfabbc3b801a5445a8646668af50ecc02b68db061ae1ca400469088",
    "signature": "0x237760a4158e4c5ef9dd90abd639404c132914c1d7d9f14d0609ef9aa4ffcf96091368c1baebf8dde009058928f22a933dd078aed8cbc3f25e0b55db216de8ff1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}