Read Engagement Score

interface IEngagementOracle {
  function scoreOf(address user) external view returns (uint256);
}

contract Gated {
  IEngagementOracle oracle = IEngagementOracle(0x06df136b8fbdbf93be1271dbd1b7a52854d7c6a9);

  modifier onlyGold() {
    require(oracle.scoreOf(msg.sender) >= 5 * 1e18, "Gold tier required");
    _;
  }
}

function engagementScore(address user) internal view returns (uint256 score) {
  (bool ok, bytes memory out) = address(0x0A).staticcall(abi.encode(user));
  require(ok, "ES precompile failed");
  score = abi.decode(out, (uint256));
}

curl -X POST https://rpc.chain.youthapp.io \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc":"2.0",
    "method":"yc_getEngagementScore",
    "params":["0x0ffb..."],
    "id":1
  }'

{
  "result": {
    "address": "0x0ffb...",
    "score": 1.2,
    "tier": "Bronze",
    "breakdown": [
      { "actionType": "post", "count": 1, "weight": 1.0 },
      { "actionType": "like", "count": 1, "weight": 0.2 }
    ]
  }
}

curl https://api.chain.youthapp.io/api/mobile/profile/0x0ffb...