{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950590,-0.310449,0.000000,0.000000,0.173302,-0.530648,0.829686,0.000000,-0.257034,0.787035,0.560811,0.000000,-1641128.092745,5025109.757665,3556732.367995,1],    "boundingVolume": {    "region": [1.886404,0.595308,1.886519,0.595423,0.000000,8.776167]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1450649.b3dm"}}}