{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894732,-0.446604,0.000000,0.000000,0.284571,-0.570112,0.770709,0.000000,-0.343260,0.687692,0.639728,0.000000,-2192367.472996,4392214.350375,4058521.807862,1],    "boundingVolume": {    "region": [2.033696,0.694082,2.033829,0.694207,0.000000,88.955427]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/9_1167373.b3dm"}}}