{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950178,-0.311708,0.000000,0.000000,0.174059,-0.530583,0.829569,0.000000,-0.258040,0.786582,0.560985,0.000000,-1647551.474307,5022219.402408,3557837.552843,1],    "boundingVolume": {    "region": [1.887737,0.595517,1.887836,0.595634,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1456070.b3dm"}}}