{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942948,-0.332941,0.000000,0.000000,0.186687,-0.528733,0.828003,0.000000,-0.275092,0.779109,0.563306,0.000000,-1756438.511893,4974551.804288,3572586.037303,1],    "boundingVolume": {    "region": [1.910144,0.598333,1.910289,0.598430,0.000000,7.298473]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/5_545642.b3dm"}}}