Transaction not yet indexed

53EX5gmqEMpYKcHD7H9NLGbmy3zQ18zJdn8ZfaJ2Uh2GJ5mVaEoPMjWfQuMYutwo8QH8FRDfZD6rEAapMmBVi1tE

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.