Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,553,901",
      "signature": "0xb34acb8f9b4bd9998943c5b1443bf5be7a9477097abd185c013be732f83dc27b4a11f0a47a0cdf771d5bd8a50b81fbf9",
      "randomness": "0x4e21ec2cc0ec154b632acdf0152a5fe886051ab37507c958409f95630469fc6e"
    }
  ],
  "blockNumber": "7,408,811"
}

{
  "Sr25519": "0x4ca1b05d717a0a4af00c73a64bd14c00543ea4a813d84ab6191dffb8f53eb573b14b9d704f1c2c7d4b54202533203332a48768f0dc1c37aebac348065464c78b"
}