Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,546,509",
      "signature": "0xaf9bcc886a737b4eb62499c8559325e5884b52edf9facf57a231af90c6d4289acca5f11e07d82c9b18c0b779d5f8c32c",
      "randomness": "0x5f8c96a8f669a9847b6374e60913393f4e84028dea4d9d8ef0aad0cc6b87c6fa"
    }
  ],
  "blockNumber": "7,406,963"
}

{
  "Sr25519": "0x9691f0ddf71b36db7df9d412b9b7a648fd6641b08b3d7ac6b036b172d6f3ff3d087d41ae02a1e557b7d7ca9b3e219c99bab438ccd06b2728d23eb16a67fe8389"
}