Transaction not yet indexed

AMCujtqWVXSgcvs77BRkbf7hCyLpnHcjn49FueQCWEKahyryM2cD8dA7ye4h9ykkKLxm1dDMzBxtzYYU3TRgtP6

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