{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949154,-0.314812,0.000000,0.000000,0.116057,-0.349910,0.929566,0.000000,-0.292370,0.881492,0.370799,0.000000,-1865636.362366,5624865.619683,2350253.690075,1],    "boundingVolume": {    "region": [1.891001,0.379811,1.891109,0.379926,0.000000,71.051956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/21_77347.b3dm"}}}