Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,642,269",
      "signature": "0x88fdac99569d701542e8dc8e9f690fb3caf6fb3aa71d44f6b09351a043ff667e7ca5688728346a6eeef62f34199abe0e",
      "randomness": "0x62bd2c5df79c555b1d6efb5f6afb2eb49c04f577e532a564d3f62b77de175561"
    }
  ],
  "blockNumber": "7,430,872"
}

{
  "Sr25519": "0x88b4d05f4eb112aa4e4f9d56a077b12e883e41dfdaa6269373a9a10c1829fb1f7b9b4724b1e243dca63f5d370f822e2465ac00f534d1055c4c2600726d0f8180"
}