{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943873,-0.330310,0.000000,0.000000,0.184071,-0.525991,0.830332,0.000000,-0.273693,0.782087,0.559850,0.000000,-1747483.898970,4993499.731041,3550623.565169,1],    "boundingVolume": {    "region": [1.907373,0.594115,1.907483,0.594295,0.000000,11.359281]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1242902.b3dm"}}}