Transaction not yet indexed

iAMBcgPSA6aLDW8mmTLZjJfzLx12ej2ifBgVJER1xRmnRsKeazFPzFuxmWyJsem1dooXWxMbgtXB8a2rwjJsMTv

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