Get multisig keyset
Returns the multisig keyset for an account. 404 if not a multisig account.
curl -X GET "https://ldn.test.network/accounts/a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2/keyset"{
"keys": [
"a1b2c3d4...",
"e5f6a7b8...",
"c9d0e1f2..."
],
"threshold": 2
}Empty