{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x041f9fd58048ba0e847237da31b7791ae72ebc1d4dfd163a43c23be7c0f049d7",
    "signature": "0x530e0379732cf352c67c637a83832c356012bb71d5121ab6d0ed861c82192ccf0aea4b6e46d94d88ebe66fbe59607c90dd4558eed22c0b2877eb4659498cb5ed1b",
    "signer": "0xe80840F82266A0Bfbea798e325eB9Ee52c5C78AF",
    "userId": "637284137"
  }
}