{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949223,-0.314605,0.000000,0.000000,0.115931,-0.349785,0.929629,0.000000,-0.292198,0.881616,0.370639,0.000000,-1864536.301903,5625655.830038,2349241.918090,1],    "boundingVolume": {    "region": [1.890783,0.379639,1.890891,0.379755,0.000000,35.820980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/19_75373.b3dm"}}}