{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951008,-0.309168,0.000000,0.000000,0.115928,-0.356596,0.927038,0.000000,-0.286338,0.880783,0.377135,0.000000,-1827173.802999,5620433.734419,2390456.179256,1],    "boundingVolume": {    "region": [1.885032,0.386650,1.885196,0.386753,0.000000,6.440675]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/14_60874.b3dm"}}}