{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950369,-0.311126,0.000000,0.000000,0.173655,-0.530447,0.829741,0.000000,-0.257612,0.786904,0.560730,0.000000,-1644816.533342,5024270.129756,3556218.148024,1],    "boundingVolume": {    "region": [1.887124,0.595209,1.887224,0.595326,0.000000,8.712091]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1345488.b3dm"}}}