{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897623,-0.440764,0.000000,0.000000,0.282996,-0.576326,0.766656,0.000000,-0.336977,0.686258,0.644591,0.000000,-2152278.264347,4383144.860943,4089457.412237,1],    "boundingVolume": {    "region": [2.027183,0.700453,2.027310,0.700522,0.000000,25.771910]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_856073.b3dm"}}}