{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948728,-0.316094,0.000000,0.000000,0.176319,-0.529206,0.829972,0.000000,-0.261799,0.785766,0.560387,0.000000,-1671545.159553,5016998.782932,3554034.875249,1],    "boundingVolume": {    "region": [1.892358,0.594741,1.892454,0.594964,0.000000,8.664053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1091513.b3dm"}}}