{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949529,-0.313680,0.000000,0.000000,0.175113,-0.530078,0.829670,0.000000,-0.259704,0.786141,0.560836,0.000000,-1658176.102906,5019399.484603,3556887.406672,1],    "boundingVolume": {    "region": [1.889782,0.595262,1.889944,0.595528,0.000000,8.806784]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1368056.b3dm"}}}