{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895883,-0.444290,0.000000,0.000000,0.283887,-0.572440,0.769234,0.000000,-0.340823,0.687249,0.641505,0.000000,-2176817.410542,4389417.840367,4069825.433777,1],    "boundingVolume": {    "region": [2.031123,0.696405,2.031232,0.696512,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_623719.b3dm"}}}