{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949625,-0.313388,0.000000,0.000000,0.175262,-0.531075,0.829001,0.000000,-0.259252,0.785581,0.561829,0.000000,-1655292.497859,5015842.793114,3563199.702338,1],    "boundingVolume": {    "region": [1.889479,0.596511,1.889632,0.596679,0.000000,13.168907]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411785.b3dm"}}}