{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948873,-0.315659,0.000000,0.000000,0.116003,-0.348704,0.930026,0.000000,-0.293304,0.881672,0.369632,0.000000,-1871587.584683,5625996.600118,2342853.159040,1],    "boundingVolume": {    "region": [1.891895,0.378578,1.892000,0.378648,0.000000,77.207510]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_12004.b3dm"}}}