{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950343,-0.311203,0.000000,0.000000,0.173871,-0.530963,0.829365,0.000000,-0.257558,0.786523,0.561288,0.000000,-1644476.601282,5021852.865262,3559764.000110,1],    "boundingVolume": {    "region": [1.887206,0.595883,1.887305,0.596000,0.000000,8.808885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1429985.b3dm"}}}