{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944418,-0.328747,0.000000,0.000000,0.183805,-0.528032,0.829094,0.000000,-0.271988,0.781362,0.561691,0.000000,-1736609.026597,4988904.009167,3562321.204092,1],    "boundingVolume": {    "region": [1.905715,0.596391,1.905830,0.596465,0.000000,8.790795]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_131274.b3dm"}}}