{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950501,-0.310721,0.000000,0.000000,0.173773,-0.531573,0.828995,0.000000,-0.257043,0.786299,0.561838,0.000000,-1641190.700815,5020433.169103,3563257.693507,1],    "boundingVolume": {    "region": [1.886699,0.596557,1.886797,0.596655,0.000000,13.607746]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1329105.b3dm"}}}