{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950585,-0.310464,0.000000,0.000000,0.173608,-0.531558,0.829039,0.000000,-0.256844,0.786411,0.561773,0.000000,-1639920.120655,5021144.646534,3562842.947338,1],    "boundingVolume": {    "region": [1.886428,0.596478,1.886526,0.596577,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1390311.b3dm"}}}