{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950068,-0.312043,0.000000,0.000000,0.173990,-0.529743,0.830121,0.000000,-0.258490,0.787018,0.560165,0.000000,-1650421.518080,5024990.305597,3552626.157527,1],    "boundingVolume": {    "region": [1.888057,0.594520,1.888221,0.594651,0.000000,11.279145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/7_1458504.b3dm"}}}