{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8388dba0e741e3a5b2f57a00b36394bbd9ce4d1e069f96bbd4a3b64549fef184",
    "signature": "0xc07b05fdc67c9b6977aea2f7d7486eff70a5e4c63354f0aafbc80bc350a2b58d1c0958f372ede5711ff540d31e0f94ed04ad1f806aa78e1611831ba1d3db709a1b",
    "signer": "0x995Ca8f2d3956487967aCfd7EA849313C448c3a8",
    "userId": "227564"
  }
}