{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943873,-0.330310,0.000000,0.000000,0.184073,-0.525996,0.830328,0.000000,-0.273691,0.782083,0.559856,0.000000,-1747476.175310,4993476.408202,3550659.921769,1],    "boundingVolume": {    "region": [1.907373,0.594122,1.907483,0.594302,0.000000,14.413117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1315074.b3dm"}}}