{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951929,-0.306319,0.000000,0.000000,0.112640,-0.350044,0.929936,0.000000,-0.284597,0.884425,0.369861,0.000000,-1816031.727836,5643567.525427,2344305.277654,1],    "boundingVolume": {    "region": [1.882038,0.378799,1.882202,0.378920,0.000000,6.003376]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/14_46614.b3dm"}}}