Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,582,509",
      "signature": "0xa1ce4146315719841e3b7eed83abdac6fb2b5a9f26f83db70743a4b26c23038ad927439233cecdd4fb4ec56b401cb926",
      "randomness": "0xef4917cb7e28560cc29c6d3cf6b2e46a5cf7e07336f0cd389e7d0f24c003b71b"
    }
  ],
  "blockNumber": "7,415,950"
}

{
  "Sr25519": "0x7e37bb15eccd3f36fe0162224fa18e874bf15b2ac7dc2ff19e40609eaf39b42d861c5e17cff3e1105e48e0f0ff75e08c425844234695b11cbd6650a06212ef86"
}