{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949291,-0.314397,0.000000,0.000000,0.175723,-0.530579,0.829221,0.000000,-0.260156,0.785514,0.561503,0.000000,-1661063.282180,5015414.349330,3561130.623852,1],    "boundingVolume": {    "region": [1.890549,0.596148,1.890687,0.596255,0.000000,8.819522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1446199.b3dm"}}}