{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950353,-0.311175,0.000000,0.000000,0.173728,-0.530579,0.829641,0.000000,-0.257621,0.786795,0.560879,0.000000,-1644877.369380,5023577.211783,3557162.415417,1],    "boundingVolume": {    "region": [1.887174,0.595407,1.887277,0.595487,0.000000,8.816455]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10.b3dm"}}}