{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4686",
    "entityType": "User",
    "nonce": "0xd1e11777cf3259bd41e9ad66a79f7b491c9ac61e39ce9309552e953b6afb36a6",
    "signature": "0x39021bf47640b9a2f97bf380cb8c8794b13886643b298bfb46542cf2e284b0ce5dde2ce5fdb095bf118a90450d42e53f005d0e066d1e53174baf3548fa5b108b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}