{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895888,-0.444281,0.000000,0.000000,0.283881,-0.572444,0.769233,0.000000,-0.340816,0.687252,0.641506,0.000000,-2176770.843938,4389436.088955,4069830.623851,1],    "boundingVolume": {    "region": [2.031113,0.696406,2.031222,0.696513,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_623700.b3dm"}}}