{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949690,-0.313192,0.000000,0.000000,0.175179,-0.531196,0.828941,0.000000,-0.259070,0.785577,0.561918,0.000000,-1654132.489036,5015819.597302,3563767.180426,1],    "boundingVolume": {    "region": [1.889298,0.596692,1.889399,0.596714,0.000000,8.277846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/14_1415600.b3dm"}}}