{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111062",
    "entityType": "User",
    "nonce": "0x32f37dc9bc1b35a96a07838f8247cc068796b3edd6847bac155d21220928e104",
    "signature": "0xfc142ef05f3b590ae59b8ea29d3d1db5fdfc09c17e1a973b5d29ec382e12ffd60e8ad36e8fb30362ed8e2cb91aa60a68ab035f9a403c1b3edc6d60112a2358741c",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}