{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950892,-0.309522,0.000000,0.000000,0.173172,-0.532008,0.828842,0.000000,-0.256003,0.786476,0.562065,0.000000,-1634553.986462,5021565.872713,3564702.171636,1],    "boundingVolume": {    "region": [1.885404,0.596796,1.885569,0.596965,0.000000,8.581578]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1323768.b3dm"}}}