# TxFeeds

#### Blockchain operations

* feed\_publish

#### Columns

| Name                  | Description                                    |
| --------------------- | ---------------------------------------------- |
| publisher             | witness account publishing a price feed update |
| exchange\_rate\_base  | HBD price on exchanges                         |
| exchange\_rate\_quote | HIVE price on exchanges                        |

#### Description

Witnesses regularly publish a price feed that enables the blockchain to calculate a conversion ratio between HBD and HIVE.


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