{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950075,-0.312023,0.000000,0.000000,0.173994,-0.529792,0.830088,0.000000,-0.258463,0.786992,0.560214,0.000000,-1650250.020018,5024827.151251,3552934.502537,1],    "boundingVolume": {    "region": [1.888036,0.594578,1.888200,0.594709,0.000000,11.432766]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/7_1458936.b3dm"}}}