{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950172,-0.311726,0.000000,0.000000,0.174415,-0.531636,0.828820,0.000000,-0.257819,0.785860,0.562098,0.000000,-1646148.207509,5017629.107218,3564909.031492,1],    "boundingVolume": {    "region": [1.887729,0.596828,1.887881,0.597013,0.000000,8.772677]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/5_1400808.b3dm"}}}