Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,539,689",
      "signature": "0xb34923a9eac494fca2dc36461d1e54cfa3692215fd9841096a6eba62093502589f195a11fc853109092cf14af6208d2e",
      "randomness": "0x40987f3130ba33559309a5f5a883e19436e49489c33e9e7c898c8ef107560b74"
    }
  ],
  "blockNumber": "7,405,258"
}

{
  "Sr25519": "0x1a9afed79cbc5dd7a64d8f184b2d06b87ee0f7417f399fd3f7e29e36cc98cc4929d3c15af946f5160c3631a48afc90e0e2da8624034e996f667ad40933054b8e"
}