{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949695,-0.313177,0.000000,0.000000,0.175087,-0.530943,0.829122,0.000000,-0.259115,0.785754,0.561649,0.000000,-1654418.428914,5016948.747051,3562056.167755,1],    "boundingVolume": {    "region": [1.889256,0.596293,1.889409,0.596462,0.000000,8.692376]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/6_1409745.b3dm"}}}