{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949448,-0.313924,0.000000,0.000000,0.175507,-0.530812,0.829118,0.000000,-0.259732,0.785546,0.561656,0.000000,-1658357.345148,5015615.921119,3562101.191235,1],    "boundingVolume": {    "region": [1.890070,0.596345,1.890169,0.596427,0.000000,26.508872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1410138.b3dm"}}}