{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950603,-0.310408,0.000000,0.000000,0.173389,-0.530993,0.829447,0.000000,-0.256926,0.786817,0.561167,0.000000,-1640437.074768,5023724.568392,3558991.982655,1],    "boundingVolume": {    "region": [1.886361,0.595738,1.886476,0.595852,0.000000,8.684296]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1343563.b3dm"}}}