Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,631,769",
      "signature": "0x92a42d1f2fffd3469512653fcee560bc0f42dcad45acc4ec9296c53d832d6ecb0c1a6439336ae66749eaaeb65dce6554",
      "randomness": "0xab56a21e209e99ba361cc26b1f31748948cb8330d4d528611b343e57b06f9740"
    }
  ],
  "blockNumber": "7,428,257"
}

{
  "Sr25519": "0x56b8136a3e87e54f959c97fb853c159b2a88ac2af98418610a4b3b0ba8163f589030d17960b08162ad46380019a3955a231551dd7cc8387aa1a82c4666736884"
}