{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950257,-0.311466,0.000000,0.000000,0.173901,-0.530560,0.829617,0.000000,-0.257854,0.786693,0.560914,0.000000,-1646364.412139,5022930.541282,3557386.159027,1],    "boundingVolume": {    "region": [1.887481,0.595431,1.887581,0.595548,0.000000,8.813120]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1455320.b3dm"}}}