{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950857,-0.309631,0.000000,0.000000,0.173311,-0.532226,0.828673,0.000000,-0.256041,0.786285,0.562315,0.000000,-1634794.599396,5020350.864981,3566292.124789,1],    "boundingVolume": {    "region": [1.885518,0.597099,1.885684,0.597268,0.000000,8.805875]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_1383238.b3dm"}}}