{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858187,-0.513337,0.000000,0.000000,0.262696,-0.439169,0.859140,0.000000,-0.440249,0.736000,0.514280,0.000000,-2810460.435107,4698472.864724,3261077.192591,1],    "boundingVolume": {    "region": [2.109783,0.540105,2.109947,0.540230,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129785.b3dm"}}}