Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,598,856",
      "signature": "0xad1ffefe69914ecf2b30206c55c5cdf5bbca5cbf0374c807711c0c6919d58c5d092c76e1859d944652113b752b7e7cc9",
      "randomness": "0x8c5a71c50b9449bb77c386fd460f824083582e2162cf65484fb02b105a3e14f0"
    }
  ],
  "blockNumber": "7,420,031"
}

{
  "Sr25519": "0x4227416662060599b5f13d35de98f7fe0ab199d4b69d31074b3b50505d62f23b92d7b5c79da678f8cc72d92d1948d4e608a26a4861865fe052a375dd8be37283"
}