{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "949162602",
    "entityType": "User",
    "nonce": "0xa437c5a2e4ac4346f66c1844d59e58cc915741c5ffa718b6f047c109c333e5d1",
    "signature": "0x0a1c515ce1c7396b3c346f2787188c42852c41c4fda1cd54007ea110d69dcb6c6a1ec3a2ccc130ecebcf38c2e6f80ce87021417362a1323c93326eb9af762fe81b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}