2. User Login

User Login

POST /api/user_login_v2/

Parameters in Body	Type	Required	Parameters Description
userid	string	Yes	userid
did_type	string	Yes	eth
did_value	string	Yes	wallet address
timestamp	int	Yes	timestamp milliseconds
pubkey_expired_timestamp	int	Yes	timestamp milliseconds
login_signature	string	Yes	login signature
signature_content	string	Yes	signature_content
main_pubkey	string	Yes	register api public key
pubkey_type	string	Yes	ed25519
pubkey_value	string	Yes	pubkey_value
nickname	string	No	nickname
avatar_url	string	No	avatar_url
testnet_access_key	string	Yes	testnet_access_key

// your_MainPrivateKey is Register api generate KeyPair' private key
let signature_content = sha3_224 hash(userid + pubkey_value + pubkey_expired_timestamp + timestamp) // string join
let login_signature = your_MainPrivateKey signing(signature_content); // base64 format

{
  "testnet_access_key": "testnet_access_key",

  "userid": "user:3fasdf324234",
  "did_type": "eth",
  "did_value": "0x123456",
  "main_pubkey": "<your register main_pubkey>",
  "login_signature": "<your login_signature>",
  "signature_content": "<your signature_content>",
  "pubkey_value": "pubkey",
  "pubkey_type": "ed25519",
  "timestamp": 160000000,
  "pubkey_expired_timestamp": 160050000,
  "nickename": "nickename",
  "avatar_url": "avatar_url"
}

response

Parameters	Type	Always Return	Parameters Description
code	int	Yes	result code, 0 means success, other code see msg's contents
msg	string	Yes	result description
data	dict	Yes	return includes response info

{
  "code": 0,
  "msg": "ok",
  "data": {
    "userid": "userid",
    "did_value": "wallet_address",
    "did_type": "eth"
  }
}