{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949460,-0.313889,0.000000,0.000000,0.116446,-0.352230,0.928641,0.000000,-0.291219,0.880888,0.373132,0.000000,-1858302.994743,5621043.880107,2365060.216392,1],    "boundingVolume": {    "region": [1.890013,0.382333,1.890152,0.382433,0.000000,6.226435]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/25_64861.b3dm"}}}