Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,594,136",
      "signature": "0xad7372e7338b0a87d600b6a33a4a61531337daf134170307eac92ac866a92fc06b26cc7e269265f4a9df03a65f528f54",
      "randomness": "0xb2bbee1a72de63153a6b9cb3943225895954947092b3517642b1e254926270bf"
    }
  ],
  "blockNumber": "7,418,850"
}

{
  "Sr25519": "0x00dda564d97f1a0df1fb2fb2cb04b951d8e851595b1e003295667396128d0338548e48cea7cb8e454be7e7880afabd18e8649f3b41e791f9be260da95bfb9487"
}