{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899266,-0.437402,0.000000,0.000000,0.282574,-0.580950,0.763314,0.000000,-0.332937,0.684494,0.648553,0.000000,-2126513.477941,4371953.918115,4114667.421328,1],    "boundingVolume": {    "region": [2.023490,0.705658,2.023518,0.705707,0.000000,14.232586]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/0.b3dm"}}}