{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949756,-0.312992,0.000000,0.000000,0.174983,-0.530978,0.829122,0.000000,-0.258961,0.785805,0.561649,0.000000,-1653438.338358,5017269.824832,3562058.989029,1],    "boundingVolume": {    "region": [1.889061,0.596294,1.889214,0.596462,0.000000,10.279584]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1403554.b3dm"}}}