Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,561,128",
      "signature": "0xb7433dce9de7c279f1ae6c85a0ec5847a5980d4571fb6066355c89873443863e10064b447d8a38d8e10d71d4d7f368da",
      "randomness": "0xe12b857a40b461baa391c7ce90ec9a80f94a55bb91336deb201716a2bc359d20"
    }
  ],
  "blockNumber": "7,410,617"
}

{
  "Sr25519": "0x30ea61ea08dc1470b1bf15638e3e904bf3b47689b49d2ff3a6e6fce2bc22e675473a48e866809b161fcdf6266c144e507e348aca5a9d211f560cb00a4e4d2c8d"
}