{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950420,-0.310968,0.000000,0.000000,0.173833,-0.531289,0.829165,0.000000,-0.257301,0.786395,0.561586,0.000000,-1642834.919481,5021039.302204,3561656.378392,1],    "boundingVolume": {    "region": [1.886959,0.596252,1.887057,0.596351,0.000000,8.806407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/3_1427783.b3dm"}}}