{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944557,-0.328349,0.000000,0.000000,0.182993,-0.526413,0.830303,0.000000,-0.272058,0.782626,0.559894,0.000000,-1737046.161465,4996941.895361,3550900.773400,1],    "boundingVolume": {    "region": [1.905269,0.594123,1.905433,0.594392,0.000000,9.742684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_950951.b3dm"}}}