{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943875,-0.330302,0.000000,0.000000,0.184068,-0.525995,0.830330,0.000000,-0.273686,0.782088,0.559853,0.000000,-1747440.115174,4993503.247557,3550640.056925,1],    "boundingVolume": {    "region": [1.907365,0.594118,1.907475,0.594298,0.000000,14.413117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1315050.b3dm"}}}