{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949170,-0.314763,0.000000,0.000000,0.175825,-0.530203,0.829440,0.000000,-0.260528,0.785624,0.561178,0.000000,-1663436.781823,5016105.329143,3559062.835747,1],    "boundingVolume": {    "region": [1.890935,0.595755,1.891072,0.595862,0.000000,11.469352]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1363043.b3dm"}}}