{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948862,-0.315691,0.000000,0.000000,0.176587,-0.530764,0.828919,0.000000,-0.261130,0.784871,0.561951,0.000000,-1667286.123582,5011314.216575,3563974.451137,1],    "boundingVolume": {    "region": [1.891930,0.596732,1.892031,0.596753,0.000000,8.478564]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/16_1053873.b3dm"}}}