{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949468,-0.313864,0.000000,0.000000,0.175544,-0.531037,0.828966,0.000000,-0.259634,0.785417,0.561881,0.000000,-1657733.602754,5014798.559370,3563532.380930,1],    "boundingVolume": {    "region": [1.890006,0.596647,1.890107,0.596669,0.000000,16.507573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1414604.b3dm"}}}