{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950308,-0.311312,0.000000,0.000000,0.174046,-0.531291,0.829118,0.000000,-0.257570,0.786258,0.561655,0.000000,-1644556.813823,5020162.856977,3562094.209833,1],    "boundingVolume": {    "region": [1.887293,0.596292,1.887445,0.596477,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397594.b3dm"}}}