PayloadType

type PayloadType = 
  | {
  __kind: "Pubkey";
  fields: readonly [Address];
}
  | {
  __kind: "Seeds";
  fields: readonly [SeedsVec];
}
  | {
  __kind: "MerkleProof";
  fields: readonly [ProofInfo];
}
  | {
  __kind: "Number";
  fields: readonly [bigint];
};