{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898308,-0.439367,0.000000,0.000000,0.284402,-0.581474,0.762236,0.000000,-0.333957,0.682791,0.649823,0.000000,-2133038.516009,4361100.281860,4122745.587023,1],    "boundingVolume": {    "region": [2.025637,0.707315,2.025744,0.707388,0.000000,11.006872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/6_1805665.b3dm"}}}