{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949723,-0.313091,0.000000,0.000000,0.174910,-0.530568,0.829400,0.000000,-0.259131,0.786043,0.561237,0.000000,-1654520.998987,5018784.579848,3559439.060377,1],    "boundingVolume": {    "region": [1.889166,0.595796,1.889319,0.595964,0.000000,8.820307]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1352051.b3dm"}}}