{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950423,-0.310961,0.000000,0.000000,0.173835,-0.531312,0.829150,0.000000,-0.257290,0.786383,0.561609,0.000000,-1642764.413668,5020959.305908,3561800.697086,1],    "boundingVolume": {    "region": [1.886951,0.596280,1.887049,0.596378,0.000000,8.806407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/3_1388621.b3dm"}}}