{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897884,-0.440233,0.000000,0.000000,0.285213,-0.581710,0.761753,0.000000,-0.334401,0.682032,0.650391,0.000000,-2135880.794358,4356266.714967,4126358.303230,1],    "boundingVolume": {    "region": [2.026579,0.707985,2.026730,0.708213,0.000000,10.273873]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/2_1794982.b3dm"}}}