{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950571,-0.310506,0.000000,0.000000,0.173538,-0.531262,0.829244,0.000000,-0.256943,0.786596,0.561469,0.000000,-1640552.842423,5022318.788306,3560909.241888,1],    "boundingVolume": {    "region": [1.886473,0.596110,1.886571,0.596209,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427267.b3dm"}}}