{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896974,-0.442084,0.000000,0.000000,0.286458,-0.581214,0.761664,0.000000,-0.335767,0.681261,0.650495,0.000000,-2144610.606510,4351344.941964,4127018.912398,1],    "boundingVolume": {    "region": [2.028668,0.708198,2.028766,0.708274,0.000000,11.232663]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/16_1798841.b3dm"}}}