{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951190,-0.308605,0.000000,0.000000,0.115706,-0.356632,0.927052,0.000000,-0.285821,0.880966,0.377101,0.000000,-1823873.035213,5621598.015448,2390240.587202,1],    "boundingVolume": {    "region": [1.884440,0.386613,1.884604,0.386716,0.000000,54.868675]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_21534.b3dm"}}}