{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949885,-0.312599,0.000000,0.000000,0.117824,-0.358028,0.926247,0.000000,-0.289266,0.878984,0.379093,0.000000,-1845868.102170,5608981.543062,2402876.604362,1],    "boundingVolume": {    "region": [1.888670,0.388725,1.888779,0.388906,0.000000,12.761657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/30_58523.b3dm"}}}