{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "980027720",
    "entityType": "User",
    "nonce": "0x0a6973bddbf1c6aafb98266291e15578c13249474a0b8210a9763dc5d431d0d9",
    "signature": "0xaede27ca81f8104560405a91046b032d7408c95154e49ebeead65c06c0a3cb722f1a33895cc188816dcd560254d075ccb41adcc5eba2fe6fa8088585bd48025b1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}