{"source":"https://api.gridrock.ai/mcp","tool":"visibility","scope":"mh36","archetype":"visibility","observer":{"admin_code":490,"cluster_id":4900000021,"lat":17.925,"lng":75.045},"target":{"admin_code":490,"cluster_id":4900000020,"lat":17.925,"lng":75.035},"envelope":{"ok":false,"tool":"visibility","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":null,"coverage":null,"error":{"code":"outside_support","message":"no 30 m raster support for admin 490"}}}