{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951257,-0.308400,0.000000,0.000000,0.115646,-0.356709,0.927030,0.000000,-0.285624,0.881006,0.377156,0.000000,-1822619.364139,5621856.453361,2390586.681248,1],    "boundingVolume": {    "region": [1.884225,0.386672,1.884388,0.386775,0.000000,28.071914]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/14_28523.b3dm"}}}