{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "451094373",
    "entityType": "User",
    "nonce": "0xbe1d2200475e612b9a5b8413b99b33f5ce5e4a42c0ddf4e417b54b6af42bdb46",
    "signature": "0xb3ad642afd85172662abd9b12ef8b6de1bd75f79314cafdc98be0e365b782cd12cba19a2c7d481b6abc506797563378108eb0c04b7321bf53f9a7517022af0811b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}