{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949480,-0.313829,0.000000,0.000000,0.175459,-0.530847,0.829105,0.000000,-0.259649,0.785560,0.561675,0.000000,-1657827.336495,5015706.496835,3562219.564449,1],    "boundingVolume": {    "region": [1.889970,0.596368,1.890069,0.596449,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410888.b3dm"}}}