Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,643,981",
      "signature": "0xb751b3fa7605016fb2d3cf5edeb763c742f09fc06fa151bfa03fcb7c28d7c53b39bcd30d80bf5132141f4e12debc54f9",
      "randomness": "0xf2e43cc95bf298886d8a436d92224a57c74fba5ee39f321ea6ce581ca2064afb"
    }
  ],
  "blockNumber": "7,431,300"
}

{
  "Sr25519": "0xa8f84ec0ecc00a2c4ecf1fd982e0c8dc4f9d92c4aa0483b5c5488b274f00fb46a0706795e1f2c646b53e6a219c6de9573d15157152ebf99c612636686b92a788"
}