{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950207,-0.311620,0.000000,0.000000,0.174273,-0.531403,0.828999,0.000000,-0.257788,0.786060,0.561832,0.000000,-1645947.507217,5018903.373735,3563218.924349,1],    "boundingVolume": {    "region": [1.887618,0.596506,1.887770,0.596691,0.000000,8.804214]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1399175.b3dm"}}}