{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950628,-0.310334,0.000000,0.000000,0.173618,-0.531834,0.828860,0.000000,-0.256681,0.786275,0.562038,0.000000,-1638878.374363,5020280.158982,3564528.756044,1],    "boundingVolume": {    "region": [1.886258,0.596763,1.886423,0.596932,0.000000,8.454099]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_1327288.b3dm"}}}