{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943999,-0.329948,0.000000,0.000000,0.183689,-0.525544,0.830700,0.000000,-0.273515,0.782541,0.559302,0.000000,-1746347.957803,4996388.704888,3547140.058879,1],    "boundingVolume": {    "region": [1.906991,0.593453,1.907100,0.593634,0.000000,8.753577]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1318246.b3dm"}}}