Transaction not yet indexed

66mk3ep2SHCnwVcRvUEnf6yPa1wPy2bmEZN7icFDh4JvPh8X3rBRrr3RqVFFVbMHgX2KPwqmMRCEQzsMHiRVKvk5

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