{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949295,-0.314388,0.000000,0.000000,0.175824,-0.530900,0.828994,0.000000,-0.260076,0.785300,0.561839,0.000000,-1660558.348466,5014054.240382,3563266.358537,1],    "boundingVolume": {    "region": [1.890558,0.596597,1.890659,0.596618,0.000000,12.399853]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/9_1419992.b3dm"}}}