{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944568,-0.328317,0.000000,0.000000,0.183605,-0.528230,0.829013,0.000000,-0.271605,0.781408,0.561812,0.000000,-1734168.243301,4989199.371997,3563091.303067,1],    "boundingVolume": {    "region": [1.905260,0.596537,1.905375,0.596612,0.000000,8.811308]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_189968.b3dm"}}}