{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944143,-0.329535,0.000000,0.000000,0.184088,-0.527427,0.829417,0.000000,-0.272747,0.781441,0.561213,0.000000,-1741454.490787,4989398.745087,3559282.058367,1],    "boundingVolume": {    "region": [1.906560,0.595793,1.906655,0.595907,0.000000,8.492594]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1267027.b3dm"}}}