{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950374,-0.311110,0.000000,0.000000,0.174077,-0.531769,0.828806,0.000000,-0.257306,0.786013,0.562118,0.000000,-1642870.588188,5018609.939242,3565039.469887,1],    "boundingVolume": {    "region": [1.887109,0.596896,1.887206,0.596994,0.000000,8.811348]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1400901.b3dm"}}}