{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950651,-0.310262,0.000000,0.000000,0.173497,-0.531598,0.829037,0.000000,-0.256677,0.786464,0.561775,0.000000,-1638852.792503,5021482.029662,3562858.464218,1],    "boundingVolume": {    "region": [1.886216,0.596481,1.886314,0.596579,0.000000,10.633207]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/5_1390411.b3dm"}}}