{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950053,-0.312089,0.000000,0.000000,0.174373,-0.530821,0.829351,0.000000,-0.258287,0.786269,0.561310,0.000000,-1649127.582426,5020230.380225,3559899.977630,1],    "boundingVolume": {    "region": [1.888102,0.595865,1.888273,0.596070,0.000000,8.809885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1430249.b3dm"}}}