GetByKey

GetByKey is the Hedera protobuf query message that returns every entity (account, file, contract, or claim) associated with a given public key.

EntityID

the ID for a single entity (account, claim, file, or smart contract instance)

Field	Type	Description
accountID	AccountID	The Account ID for the cryptocurrency account
liveHash	LiveHash	A uniquely identifying livehash of an acount
fileID	FileID	The file ID of the file
contractID	ContractID	The smart contract ID that identifies instance

GetByKeyQuery

Get all accounts, claims, files, and smart contract instances whose associated keys include the given Key. The given Key must not be a contractID or a ThresholdKey. This is not yet implemented in the API, but will be in the future.

Field	Type	Description
header	QueryHeader	Standard info sent from client to node, including the signed payment, and what kind of response is requested (cost, state proof, both, or neither).
key	Key	The key to search for. It must not contain a contractID nor a ThresholdSignature.

GetByKeyResponse

Response when the client sends the node GetByKeyQuery

Field	Type	Description
header	ResponseHeader	Standard response from node to client, including the requested fields: cost, or state proof, or both, or neither
entities	EntityID	The list of entities that include this public key in their associated Key list