{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949581,-0.313523,0.000000,0.000000,0.175352,-0.531095,0.828969,0.000000,-0.259353,0.785513,0.561876,0.000000,-1655939.109260,5015413.386535,3563501.651927,1],    "boundingVolume": {    "region": [1.889647,0.596642,1.889748,0.596663,0.000000,8.604706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1414294.b3dm"}}}