{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950261,-0.311454,0.000000,0.000000,0.173894,-0.530560,0.829619,0.000000,-0.257845,0.786698,0.560912,0.000000,-1646307.581739,5022959.194423,3557372.096967,1],    "boundingVolume": {    "region": [1.887470,0.595429,1.887569,0.595545,0.000000,8.813120]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1455313.b3dm"}}}