{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897628,-0.440754,0.000000,0.000000,0.282977,-0.576302,0.766681,0.000000,-0.336980,0.686284,0.644561,0.000000,-2152300.192580,4383312.131355,4089267.857961,1],    "boundingVolume": {    "region": [2.027172,0.700415,2.027299,0.700483,0.000000,14.556532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_855307.b3dm"}}}