{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858225,-0.513274,0.000000,0.000000,0.262632,-0.439136,0.859176,0.000000,-0.440214,0.736064,0.514219,0.000000,-2810234.244287,4698879.819181,3260688.363123,1],    "boundingVolume": {    "region": [2.109709,0.540034,2.109874,0.540159,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_128719.b3dm"}}}