blockNumber
.geth --exec 'eth.getBlock(eth.blockNumber).hash' attach
never
the failed allocation in your agent e.g.:graph indexer rules set <subgraphHash> never
ERROR (IndexerAgent/13217 on agenttesting): Received a null or zero POI for deployment
7. closeAllocation
._allocationID (address)
field._poi (bytes32)
field.