rpc `GetContractTtl`

`asset_controller.GetContractTtlRequest`

Get details of a specific Contract by UETR in RDF 1.1 Turtle format.

Field	Type	Description
uetr	string	A Unique End-to-end Transaction Reference, string of 36 unique characters.
verifier	string	Wallet verifier.

Field	Type	Description
ttl	string	contract in TTL format

{
  "ttl": "<contents...>"
}