Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAZFRIPiT0d/bUAzGkDza/EJQWF3dDEcR+Z9y1+H+vrfAKUN39Zx4RGfL2v… (844 chars)"
  }
}