{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949540,-0.313645,0.000000,0.000000,0.174889,-0.529464,0.830110,0.000000,-0.259814,0.786570,0.560182,0.000000,-1658874.607533,5022131.673178,3552730.620972,1],    "boundingVolume": {    "region": [1.889745,0.594472,1.889907,0.594738,0.000000,8.818397]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1380799.b3dm"}}}