Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDtuc5u/pCt4LM9mt/md7Z8zEqUkM4D64/vtB+yqTbCg2aBL/G/0g3Y2ffs… (1,748 chars)"
  }
}