Transaction not yet indexed

55z18dFLvMY7PRpfZE4MJ1dfqcvCALyoQ2i7UUWkyscMMDgG7Rm5xfwTD2uCfbYSEc2JWBstRcJGjXnEBiMDES9t

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