{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858199,-0.513317,0.000000,0.000000,0.262656,-0.439126,0.859174,0.000000,-0.440250,0.736040,0.514222,0.000000,-2810464.520376,4698726.224923,3260711.074142,1],    "boundingVolume": {    "region": [2.109760,0.540038,2.109924,0.540163,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129791.b3dm"}}}