Skip to main content
POST
/
environments
/
{environmentId}
/
nameService
/
{chainName}
/
signingMessage
Get the unsigned chain-specific message needed to be signed by the wallet owner using the wallet private key
curl --request POST \
  --url https://app.dynamicauth.com/api/v0/environments/{environmentId}/nameService/{chainName}/signingMessage \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "address": "0xbF394748301603f18d953C90F0b087CBEC0E1834",
  "domain": "An example name",
  "uri": "<string>"
}
'
{
  "unsignedMessage": "<string>"
}

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

​
environmentId
string
required

ID of the environment

Required string length: 36
Pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$
Example:

"95b11417-f18f-457f-8804-68e361f9164f"

​
chainName
enum<string>
required

Shortened chain name

Available options:
ETH,
EVM,
FLOW,
SOL,
ALGO,
STARK,
COSMOS,
BTC,
ECLIPSE,
SUI,
SPARK,
TRON,
APTOS,
TON

Body

application/json
​
address
string
required

Valid blockchain wallet address, must be an alphanumeric string without any special characters

Maximum string length: 255
Pattern: ^[A-Za-z0-9]{18,100}$
Example:

"0xbF394748301603f18d953C90F0b087CBEC0E1834"

​
domain
string
required
Maximum string length: 255
Pattern: ^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$
Example:

"An example name"

​
uri
string<url>
required

Response

Unsigned SIWE message to sign

​
unsignedMessage
string
required

Plaintext message in chain-specific format (eg. SIWE for EVM) that needs to be signed with the admin domain address.