{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951190,-0.308605,0.000000,0.000000,0.115661,-0.356495,0.927111,0.000000,-0.285839,0.881022,0.376956,0.000000,-1823990.739669,5621954.249664,2389318.949926,1],    "boundingVolume": {    "region": [1.884441,0.386456,1.884604,0.386559,0.000000,56.986053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_269.b3dm"}}}