{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950882,-0.309554,0.000000,0.000000,0.172969,-0.531323,0.829323,0.000000,-0.256180,0.786929,0.561351,0.000000,-1635676.690114,5024441.949254,3560162.213275,1],    "boundingVolume": {    "region": [1.885447,0.595908,1.885593,0.596127,0.000000,8.818891]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1422612.b3dm"}}}