{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949058,-0.315100,0.000000,0.000000,0.115850,-0.348932,0.929960,0.000000,-0.292763,0.881781,0.369801,0.000000,-1868139.397277,5626693.570994,2343923.971407,1],    "boundingVolume": {    "region": [1.891306,0.378760,1.891411,0.378830,0.000000,68.824680]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/19_10408.b3dm"}}}