Transaction not yet indexed

55mbTZcpNAR4okbUYevoZ7teYL6ApSStJ99in4ERzdvb7JfUBHDd4KHDjJ6qPfmqMPeoQ4dWsqQgL3h1J2BTyXG8

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