Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,541,231",
      "signature": "0xa7baf648e54d206e85d4158f8a2a959e4882ba222befc1f2b0187cf52b10adf53097d7c594b44e0feecaa048881f7655",
      "randomness": "0x99366e7554c28931b8b163e1e527d19c0796220764af95cf26e158a4d646aa6d"
    }
  ],
  "blockNumber": "7,405,643"
}

{
  "Sr25519": "0x3c7e0825ef5fa05ba23776a0955af8123061e67ac0678936698472ef9cfb8726e10891e440c94075af63737cbb71fd6c6d8d69de81e64933b55a39bc19f56d8d"
}