{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944345,-0.328955,0.000000,0.000000,0.183937,-0.528035,0.829063,0.000000,-0.272150,0.781272,0.561737,0.000000,-1737646.282950,4988332.322197,3562613.993187,1],    "boundingVolume": {    "region": [1.905936,0.596446,1.906051,0.596521,0.000000,8.814408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_192260.b3dm"}}}