{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "222909",
    "entityType": "User",
    "nonce": "0x184bd2f61190162e349dc58fc8588cc0ebbba4b88b8fa4adc81eafa6c92cf7e5",
    "signature": "0x0084055f4a3208d9e8ba0d68793659e2201aeedbd5eb129b0571d0f38ef7b07155564b3ccf013198831b1e309b6f709c43eaac36c4492e8ac9e66955b54f4fc61b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}