{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x167edbe381e1a532a00cfff749fe8dc3b8fd00766e9bd6ed415f27e9e4d0d797",
    "signature": "0x2d689c3f100cfe8873a2d6b3a21c840dc99eacda57aa80ee2ee6aab20819da92559633ca8e222beb8d35d817bd1b7f0302306db53b89ca3bbf22cdc65be249d61b",
    "signer": "0x42cB1e20D724BD902Af64cd85c700BE6118500bD",
    "userId": "47154652"
  }
}