{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944513,-0.328475,0.000000,0.000000,0.182933,-0.526016,0.830568,0.000000,-0.272250,0.782842,0.559499,0.000000,-1738272.160714,4998311.286471,3548389.536925,1],    "boundingVolume": {    "region": [1.905403,0.593646,1.905567,0.593915,0.000000,8.766533]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_978729.b3dm"}}}