Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,610,809",
      "signature": "0xb0616b78a734df7c3647ad12f43e887021217253804b6719475a4debf626019bd5e3325e12251b1a8bb7f3c724d1b458",
      "randomness": "0xd371afce29aa46ebc9e300d6e43e7b59d3d0703fe96451db313f56e5e5ea1e1d"
    }
  ],
  "blockNumber": "7,423,018"
}

{
  "Sr25519": "0x664694468a56be54a9e580a8fa71842bcd1393c55466f8956bb003ae7fae136af1690231f4e759517b8ad179eb954117b308ac0e8e8a38921a3135dd112b328b"
}