concordium github has InvokeContract on github nodejs package
how to sign a transaction for invoke contract function? and how to get private key from concordium client?
this is the demo given on website but where is private key?
$ concordium-client config show
Base configuration:
- Verbose: no
- Account config dir: /var/lib/concordium/config/accounts
- Account name map:
default → 3urFJGp9AaU62fQ3DEfCczqJwVt9V3F1gjE5PPBaYgqBD6rqPB
Account keys:
- ‘3urFJGp9AaU62fQ3DEfCczqJwVt9V3F1gjE5PPBaYgqBD6rqPB’
{
“0”: {
“0”: {
“encryptedSignKey”: {
“metadata”: {
“encryptionMethod”: “AES-256”,
“iterations”: 100000,
“salt”: “tRiBas12Z1Y7dydTTdsHbw==”,
“initializationVector”: “5hPahE0+YXzNs+pRJjkzgg==”,
“keyDerivationMethod”: “PBKDF2WithHmacSHA256”
},
“cipherText”: “h8AXOHt9jHINQp/GWWQrWPiXP5k9swBHQBJmcsSNFcBsie8PjuG7XPjrOQbKzZOUm7+ad1jvsMRLR58hqxKPbRUCcM8+j3O1pWtbycSItE8=”
},
“verifyKey”: “7c50c09a5e5537b84e83964a5522a99731e4f7f45c6527ea753970f415e6671b”,
“schemeId”: “Ed25519”
},
“1”: {
“encryptedSignKey”: {
“metadata”: {
“encryptionMethod”: “AES-256”,
“iterations”: 100000,
“salt”: “Q8lU7AHxDrZ6mvKbS4lFmw==”,
“initializationVector”: “qR7n0N1FiIlNbzsmYWLYHg==”,
“keyDerivationMethod”: “PBKDF2WithHmacSHA256”
},
“cipherText”: “5IVYAOAFWv6sCSQVXVE1/UfKKqC+Ati8DyV9MtFG1KqYQ6KG8/T9E5ZO05ORrm+ltsXZ6b273yDUnHCWtoErNzmKlqGRS7cIO/rwtDEg3nQ=”
},
“verifyKey”: “50ec0b507164f586e7410c09c20dac0666536136396766de06d29b07b6b61fa3”,
“schemeId”: “Ed25519”
},
…
},
…
}
Encryption secret keys: - ‘3urFJGp9AaU62fQ3DEfCczqJwVt9V3F1gjE5PPBaYgqBD6rqPB’: {
“metadata”: {
“encryptionMethod”: “AES-256”,
“iterations”: 100000,
“salt”: “w7pmsDi1K4bWf+zkLCuzVw==”,
“initializationVector”: “EXhd7ctFeqKvaA0P/oB8wA==”,
“keyDerivationMethod”: “PBKDF2WithHmacSHA256”
},
“cipherText”: “pYvIywCAMLhvag1EJmGVuVezGsNvYn24zBnB6TCTkwEwOH50AOrx8NAZnVuQteZMQ7k7Kd7a1RorSxIQI1H/WX+Usi8f3VLnzdZFJmbk4Cme+dcgAbI+wWr0hisgrCDl”
}
how to sign and send a invoke contract transaction from nodejs automatically.