{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949224,-0.314602,0.000000,0.000000,0.175936,-0.530837,0.829010,0.000000,-0.260259,0.785257,0.561815,0.000000,-1661722.455317,5013777.790911,3563113.690757,1],    "boundingVolume": {    "region": [1.890783,0.596568,1.890885,0.596589,0.000000,8.050963]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/8_1418102.b3dm"}}}