{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942776,-0.333426,0.000000,0.000000,0.186963,-0.528647,0.827996,0.000000,-0.275490,0.778960,0.563317,0.000000,-1758983.559201,4973601.935584,3572655.896425,1],    "boundingVolume": {    "region": [1.910669,0.598363,1.910794,0.598426,0.000000,8.400100]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/27_1284366.b3dm"}}}