{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950588,-0.310456,0.000000,0.000000,0.173599,-0.531544,0.829050,0.000000,-0.256841,0.786424,0.561756,0.000000,-1639903.170403,5021225.078038,3562738.100585,1],    "boundingVolume": {    "region": [1.886421,0.596458,1.886518,0.596557,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1389934.b3dm"}}}