{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949172,-0.314757,0.000000,0.000000,0.175617,-0.529587,0.829877,0.000000,-0.260661,0.786044,0.560527,0.000000,-1664285.175849,5018775.769914,3554926.973436,1],    "boundingVolume": {    "region": [1.890949,0.594927,1.891044,0.595118,0.000000,8.809330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/28_1371370.b3dm"}}}