{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949822,-0.312792,0.000000,0.000000,0.174946,-0.531238,0.828963,0.000000,-0.258746,0.785707,0.561885,0.000000,-1652066.274242,5016649.237648,3563559.243275,1],    "boundingVolume": {    "region": [1.888842,0.596561,1.889013,0.596766,0.000000,8.694109]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/5_1406521.b3dm"}}}