{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949611,-0.313431,0.000000,0.000000,0.174736,-0.529404,0.830180,0.000000,-0.259659,0.786696,0.560077,0.000000,-1657881.145196,5022932.808904,3552066.200308,1],    "boundingVolume": {    "region": [1.889519,0.594346,1.889681,0.594612,0.000000,8.806296]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1381951.b3dm"}}}