{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948526,-0.316698,0.000000,0.000000,0.115819,-0.346883,0.930730,0.000000,-0.294494,0.882024,0.367840,0.000000,-1879175.999994,5628222.277829,2331482.045672,1],    "boundingVolume": {    "region": [1.892995,0.376658,1.893090,0.376712,0.000000,30.557450]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_30546.b3dm"}}}