Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,552,269",
      "signature": "0x81a1bf5da56a90985c5514e1529fabe157f8cd2931b751ad8703f9a368b8bebc74a880d443426ba565f2b1dbe0180ffa",
      "randomness": "0xf9f698a2d8346e0e92de3c4fe5a322d42c67fc81a96b3c224467b0a3037b554f"
    }
  ],
  "blockNumber": "7,408,403"
}

{
  "Sr25519": "0x28a82bc109a1a555166d9d133432ac2a35cfba6fae02404c681f0c04f9a37016e00cd4a097eb054c08b89a94da8c3a46caf443d9344293aff84a663633500384"
}