{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x269d1ebd9016876b4c1c250a841310b260290482b921dda76bbf8ccc3a47e022",
    "signature": "0xd7fb76ed01cabd596b0ed143d95dfc2176c24ab32d033b5e9463f24d58a3c1366e4edbb1ebb1a2eff36dbfdefe8abdffad9004b6b327a8bf0333e769671bcbf41b",
    "signer": "0xd058Df91627cEe362CD4c5Cd9669b6bC4DaD6D0D",
    "userId": "883005562"
  }
}