{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951179,-0.308640,0.000000,0.000000,0.115686,-0.356527,0.927095,0.000000,-0.285867,0.880997,0.376995,0.000000,-1824165.938727,5621791.526025,2389566.392599,1],    "boundingVolume": {    "region": [1.884477,0.386498,1.884641,0.386601,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_4657.b3dm"}}}