{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950151,-0.311790,0.000000,0.000000,0.174227,-0.530939,0.829306,0.000000,-0.258025,0.786308,0.561376,0.000000,-1647459.205195,5020475.842291,3560323.421948,1],    "boundingVolume": {    "region": [1.887804,0.595944,1.887942,0.596152,0.000000,8.798324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1430993.b3dm"}}}