{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943996,-0.329956,0.000000,0.000000,0.184438,-0.527672,0.829183,0.000000,-0.273018,0.781097,0.561559,0.000000,-1743187.760311,4987211.490437,3561483.495139,1],    "boundingVolume": {    "region": [1.907006,0.596211,1.907102,0.596326,0.000000,8.804748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1300740.b3dm"}}}