Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDs0eT4rnpMi8qoRcKsuF7D3Dvh5CqBePPpNt62/G3JEhW9QrtJtTg0NQA4… (844 chars)"
  }
}