{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949331,-0.314277,0.000000,0.000000,0.175758,-0.530910,0.829002,0.000000,-0.259987,0.785338,0.561828,0.000000,-1659989.276517,5014293.542079,3563195.249635,1],    "boundingVolume": {    "region": [1.890441,0.596583,1.890542,0.596605,0.000000,8.700919]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/9_1418824.b3dm"}}}