{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950390,-0.311062,0.000000,0.000000,0.173540,-0.530217,0.829912,0.000000,-0.257612,0.787085,0.560476,0.000000,-1644816.226583,5025421.204145,3554602.371096,1],    "boundingVolume": {    "region": [1.887057,0.594902,1.887156,0.595019,0.000000,8.487215]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1346395.b3dm"}}}