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v1

latestOpenAPI 3.0.42026-07-26159287356.1 KB
Reaction

Delete reaction

Delete a reaction (like or recast) to a cast (In order to delete a reaction signer_uuid must be approved)

delete/v2/farcaster/reaction/

Request body

idemstring

An Idempotency key is a unique identifier for the request. Note:

  1. This is used to prevent duplicate requests. Use the same idem key on retry attempts.
  2. This should be a unique identifier for each request.
  3. Recommended format is a 16-character string generated by the developer at the time of making this request.
reaction_type'Like' | 'Recast' required

Type of interaction a user can have with content on the Farcaster network.

  • Like: Express appreciation for the target content. Similar to "likes" or "favorites" on other platforms.
  • Recast: Share the target content with the user's followers, similar to a "retweet" or "reblog". Helps increase content visibility.
signer_uuidstring required

UUID of the signer. signer_uuid is paired with API key, can't use a uuid made with a different API key.

targetstring required

Target cast hash (hex string starting with 0x) OR a valid URL.

target_author_fidinteger

The unique identifier of a farcaster user or app (unsigned integer)

Example request

{
  "reaction_type": "Like",
  "signer_uuid": "19d0c5fd-9b33-4a48-a0e2-bc7b0555baec",
  "target": "0x3702ec1b298bb7ac6f00346432d959ad7b05b9a8 -OR- http://neynar.com/",
  "target_author_fid": 3
}

Response

Success

messagestring
successboolean