GETDATA
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{ "title":"GETDATA", "related":["/protocol","/protocol/p2p/inv"] }

Requests information (generally previously announced via an INV) from a peer.

A GETDATA request is formatted as a vector of INV data:

compact int 4 bytes 32 bytes additional objects
vector size N elements of element 1 type element 1 hash element N type and hash

Type

The type of the desired object. See INV for specific values

Hash

The hash identifier of the desired object.