Neynar · Example Payload

Register Signed Key For Developer Managed Auth Address

Allow apps to register an Ethereum addresses as authorized "auth addresses" for a user's Farcaster account, enabling seamless Sign-In With Farcaster (SIWF) across applications without repeated custody wallet authorizations.

AuthAddress

Register Signed Key For Developer Managed Auth Address is an example object payload from Neynar, with 9 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

operationIdmethodpathsummarydescriptiontagsparametersrequestBodyresponses

Example Payload

Raw ↑
{
  "operationId": "register-signed-key-for-developer-managed-auth-address",
  "method": "POST",
  "path": "/v2/farcaster/auth_address/developer_managed/signed_key/",
  "summary": "Register Signed Key",
  "description": "Allow apps to register an Ethereum addresses as authorized \"auth addresses\" for a user's Farcaster account, enabling seamless Sign-In With Farcaster (SIWF) across applications without repeated custody wallet authorizations.",
  "tags": [
    "AuthAddress"
  ],
  "parameters": [],
  "requestBody": {
    "required": true,
    "schema": {
      "$ref": "#/components/schemas/RegisterAuthAddressDeveloperManagedSignedKeyReqBody"
    },
    "example": null
  },
  "responses": {
    "200": {
      "description": "Success",
      "schema": {
        "properties": {
          "address": {
            "$ref": "#/components/schemas/EthAddress"
          },
          "auth_address_approval_url": {
            "format": "uri",
            "type": "string"
          },
          "fid": {
            "$ref": "#/components/schemas/Fid"
          },
          "status": {
            "enum": [
              "pending_approval",
              "approved",
              "revoked"
            ],
            "type": "string"
          }
        },
        "required": [
          "address",
          "status"
        ],
        "type": "object"
      },
      "example": null
    },
    "400": {
      "description": "Bad Request",
      "schema": {
        "$ref": "#/components/schemas/ErrorRes"
      },
      "example": null
    },
    "500": {
      "description": "Server Error",
      "schema": {
        "$ref": "#/components/schemas/ErrorRes"
      },
      "example": null
    }
  }
}