{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949199,-0.314676,0.000000,0.000000,0.115991,-0.349879,0.929586,0.000000,-0.292250,0.881553,0.370748,0.000000,-1864867.558068,5625255.959754,2349931.756404,1],    "boundingVolume": {    "region": [1.890857,0.379756,1.890965,0.379872,0.000000,41.759544]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/20_76555.b3dm"}}}