Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,546,497",
      "signature": "0x8af89caec122c79618f0b5dd28636b781719fd02d431bc997b07c60544f40bf393b9a665ced7df08288d2cdd99feff36",
      "randomness": "0xb2e125463d994b4c70534fe16cfb97a71324ba43f4e851a38a7a50ed88318a7f"
    }
  ],
  "blockNumber": "7,406,960"
}

{
  "Sr25519": "0x507f91cbc9f985257bb83d3e64b65d32471440fe71098cbc6cc6e21afed09c21cc927d31e95a15ed8ae22364c989259f205c5596321d065537878f44df8c9888"
}