{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949893,-0.312576,0.000000,0.000000,0.174694,-0.530879,0.829246,0.000000,-0.258657,0.786037,0.561465,0.000000,-1651492.366462,5018747.677382,3560887.533376,1],    "boundingVolume": {    "region": [1.888615,0.596053,1.888786,0.596258,0.000000,12.811169]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1349273.b3dm"}}}