Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,231",
      "signature": "0xa525349f8f25988dcf6779874cc9b6cdc86a5bb71d1d86e252dd2dbdc396aa41e9e1ce342b6c6d7da72a0b63324701f6",
      "randomness": "0x5a519d46b6308f4ed331004fb277d7a3a50afa6343d52b83574ddfc31dae6e3a"
    }
  ],
  "blockNumber": "7,421,124"
}

{
  "Sr25519": "0x16c5b55d2341e9a21d19b025674e9f4c64eed7394ccf894a5051b800bd4bfc4da18be919ac2968738e64e2b272d6775fb057680a11c2f2291edb9a3562e52e8c"
}