{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951454,-0.307789,0.000000,0.000000,0.115478,-0.356973,0.926949,0.000000,-0.285034,0.881112,0.377356,0.000000,-1818853.556036,5622532.430641,2391856.162150,1],    "boundingVolume": {    "region": [1.883583,0.386888,1.883747,0.386991,0.000000,35.073257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/11/16_50581.b3dm"}}}