Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,551,072",
      "signature": "0x8a662fd7f94163e03cc96ee1bd3de19e9a18a4c210b4ff5712b432c6edea36989d5e9b0dd0dc5e12689fd54f8c2b5f20",
      "randomness": "0xdd0cc66dd94c3b9cb3fd52a5f463a377b1228c58b3a1db6040f883bd0a277994"
    }
  ],
  "blockNumber": "7,408,103"
}

{
  "Sr25519": "0xf23ef03b37357540f859dc9134810e18f92df89b7f50f01d6ab45538a4cef37154e98ca185228b08ecc7ec4ce44d493a23ead1bf1c74ab8943faf575e7633b87"
}