{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112337197",
    "entityType": "User",
    "nonce": "0x03f2abd09a20cb192a4a8db3fb7317aa387aec521f5a954e3093fc47c3d648cd",
    "signature": "0x2c24f5c0f78ab75964e35c6bba7df03c2bba840a9ff73dfbceb9423bf09ec4711afbb8546f3c972965e09a293b70bce9708f0151fe4bfe85492abb459510ce4c1b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}