Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,596,248",
      "signature": "0xa86bdb8bd500c9cb4a79a8a0d0521a02cb18f634c1ae5420d665c51cd53dce2b782e71896b6abce570670f6c71b5aaf8",
      "randomness": "0x0ab308dd075e50d8e439ce467f00be03966cb467f83431a63a3a95b954374c7a"
    }
  ],
  "blockNumber": "7,419,378"
}

{
  "Sr25519": "0xb4fa2f3120a8cd2d20b13ee9b23a9166143d8808a9fd1724d67352f04b65d7789a403bb28320197f05a22a938d87bdb29844ed9b6947b8dfc7b8bf935c0a4f82"
}