{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949585,-0.313510,0.000000,0.000000,0.175348,-0.531107,0.828963,0.000000,-0.259340,0.785510,0.561886,0.000000,-1655859.545389,5015395.472965,3563563.419323,1],    "boundingVolume": {    "region": [1.889633,0.596653,1.889735,0.596675,0.000000,16.570660]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1414862.b3dm"}}}