Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,578,866",
      "signature": "0xb62c647f169f34c42c4db8d799b10a7df79f279f8cdd2543f518c8388c652e40fa42f50b733090b3af6f8a17a039ffdc",
      "randomness": "0x92cf322f5b9060ce88a02e619fd0274b91307f834d903ba8c8de188c79e35ea9"
    }
  ],
  "blockNumber": "7,415,052"
}

{
  "Sr25519": "0xc2948e628c80d3e5942b8c99539b5dd5016dbc71d615f558db7f5f05802a5759750ec0f21612467c771cda8690f11e978c302c1c6ac64d21ac131094f7034989"
}