{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952080,-0.305849,0.000000,0.000000,0.114331,-0.355902,0.927503,0.000000,-0.283408,0.882224,0.375979,0.000000,-1808470.372295,5629611.669204,2383120.554834,1],    "boundingVolume": {    "region": [1.881539,0.385402,1.881713,0.385504,0.000000,6.417189]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/7_34175.b3dm"}}}