{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949421,-0.314005,0.000000,0.000000,0.175126,-0.529509,0.830030,0.000000,-0.260087,0.786396,0.560300,0.000000,-1660618.421215,5021021.383697,3553480.153064,1],    "boundingVolume": {    "region": [1.890124,0.594615,1.890286,0.594880,0.000000,8.811800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1380089.b3dm"}}}