{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942870,-0.333162,0.000000,0.000000,0.186520,-0.527865,0.828594,0.000000,-0.275473,0.779606,0.562432,0.000000,-1758865.844703,4977706.296448,3567031.139138,1],    "boundingVolume": {    "region": [1.910389,0.597284,1.910514,0.597364,0.000000,8.736884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/4_1256050.b3dm"}}}