{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950318,-0.311279,0.000000,0.000000,0.173643,-0.530124,0.829950,0.000000,-0.257804,0.787062,0.560419,0.000000,-1646042.863650,5025276.213738,3554241.951427,1],    "boundingVolume": {    "region": [1.887286,0.594834,1.887385,0.594951,0.000000,8.758330]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1452129.b3dm"}}}