Transaction not yet indexed

55k9mADdCiYGr2nj3T7SS14AQW8RFGD4dy5DiJdx5AMex99ShHMJqdSxkfAZkDJYwujyAEPpeTDvRz8U6FrG7Hrm

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