{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0xca0a8235983ee6c474654935f4e8c952bb320227a8c318ebffa4ad8e4be0fdd1",
    "signature": "0x6a6d1019c8ff77211a4c440779c17dbc2a95e6fed29917ea51328fba7bb39bac6ff05343d68308423ce111b589889e4285fdcaaf07fad21cda91169cf49085181b",
    "signer": "0xF40Be525727aa96Cf61609f0A493d9E677f73a33",
    "userId": "159460377"
  }
}