{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948857,-0.315707,0.000000,0.000000,0.176491,-0.530444,0.829144,0.000000,-0.261216,0.785082,0.561617,0.000000,-1667830.037857,5012653.068410,3561850.818106,1],    "boundingVolume": {    "region": [1.891930,0.596285,1.892067,0.596392,0.000000,8.505044]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1056526.b3dm"}}}