{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942854,-0.333207,0.000000,0.000000,0.186739,-0.528402,0.828203,0.000000,-0.275379,0.779221,0.563011,0.000000,-1758270.710689,4975260.982777,3570709.383442,1],    "boundingVolume": {    "region": [1.910437,0.597993,1.910562,0.598055,0.000000,8.798716]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/21_1285325.b3dm"}}}