{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942809,-0.333333,0.000000,0.000000,0.186912,-0.528666,0.827995,0.000000,-0.275413,0.778987,0.563318,0.000000,-1758493.391462,4973770.801373,3572662.066293,1],    "boundingVolume": {    "region": [1.910571,0.598365,1.910696,0.598427,0.000000,7.972437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/27_1249738.b3dm"}}}