{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950049,-0.312101,0.000000,0.000000,0.174493,-0.531166,0.829105,0.000000,-0.258219,0.786031,0.561675,0.000000,-1648699.183698,5018713.773018,3562220.429735,1],    "boundingVolume": {    "region": [1.888131,0.596304,1.888269,0.596513,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1335644.b3dm"}}}