{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950433,-0.310930,0.000000,0.000000,0.173684,-0.530907,0.829441,0.000000,-0.257355,0.786669,0.561177,0.000000,-1643181.332251,5022782.215248,3559055.652989,1],    "boundingVolume": {    "region": [1.886918,0.595749,1.887017,0.595865,0.000000,8.793385]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1424954.b3dm"}}}