{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949171,-0.314761,0.000000,0.000000,0.175833,-0.530230,0.829421,0.000000,-0.260520,0.785606,0.561207,0.000000,-1663385.286200,5015992.963569,3559244.042611,1],    "boundingVolume": {    "region": [1.890932,0.595790,1.891069,0.595896,0.000000,8.208373]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1362423.b3dm"}}}