{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858229,-0.513267,0.000000,0.000000,0.262633,-0.439147,0.859170,0.000000,-0.440205,0.736063,0.514228,0.000000,-2810176.590469,4698870.812527,3260750.610821,1],    "boundingVolume": {    "region": [2.109701,0.540045,2.109866,0.540170,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_355245.b3dm"}}}