{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892459,-0.451128,0.000000,0.000000,0.290971,-0.575624,0.764195,0.000000,-0.343784,0.680102,0.647514,0.000000,-2195783.111103,4343884.166526,4108053.314271,1],    "boundingVolume": {    "region": [2.038773,0.704283,2.038877,0.704352,0.000000,19.504704]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_1977757.b3dm"}}}