{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948765,-0.315984,0.000000,0.000000,0.116250,-0.349050,0.929865,0.000000,-0.293554,0.881417,0.370041,0.000000,-1873185.479726,5624376.963037,2345445.963656,1],    "boundingVolume": {    "region": [1.892237,0.379018,1.892342,0.379088,0.000000,5.433170]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/23_7838.b3dm"}}}