{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895100,-0.445866,0.000000,0.000000,0.283987,-0.570120,0.770918,0.000000,-0.342787,0.688163,0.639475,0.000000,-2189340.829583,4395218.346388,4056914.055659,1],    "boundingVolume": {    "region": [2.032871,0.693753,2.033005,0.693878,0.000000,75.953245]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/6_976964.b3dm"}}}