{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858177,-0.513355,0.000000,0.000000,0.262703,-0.439161,0.859142,0.000000,-0.440266,0.735993,0.514276,0.000000,-2810563.197878,4698427.398125,3261054.289018,1],    "boundingVolume": {    "region": [2.109803,0.540101,2.109968,0.540226,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_130310.b3dm"}}}