Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD3oqWcR5JzI53BRgdmS80RjD9Z/u/wH0Zp5QVkRGcNryKYPUMbzN0BQ8mB… (844 chars)"
  }
}