{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898396,-0.439185,0.000000,0.000000,0.284000,-0.580950,0.762785,0.000000,-0.334061,0.683354,0.649177,0.000000,-2133697.687059,4364686.693591,4118634.813293,1],    "boundingVolume": {    "region": [2.025438,0.706464,2.025539,0.706539,0.000000,6.914840]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1818671.b3dm"}}}