{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949441,-0.313945,0.000000,0.000000,0.175154,-0.529706,0.829899,0.000000,-0.259996,0.786287,0.560495,0.000000,-1660037.124444,5020330.586631,3554719.210172,1],    "boundingVolume": {    "region": [1.890061,0.594850,1.890223,0.595116,0.000000,8.819933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1371875.b3dm"}}}