{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948863,-0.315688,0.000000,0.000000,0.176591,-0.530779,0.828909,0.000000,-0.261124,0.784862,0.561966,0.000000,-1667249.397892,5011256.808140,3564071.696805,1],    "boundingVolume": {    "region": [1.891927,0.596750,1.892028,0.596772,0.000000,8.531255]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/17_1116029.b3dm"}}}