{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894797,-0.446474,0.000000,0.000000,0.284632,-0.570443,0.770441,0.000000,-0.343040,0.687501,0.640051,0.000000,-2190963.967847,4391003.724930,4060575.342710,1],    "boundingVolume": {    "region": [2.033550,0.694502,2.033684,0.694627,0.000000,41.161486]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_983312.b3dm"}}}