Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,539,372",
      "signature": "0xaf7d345dab7851c132752326b3a6c16168a9004f06f5f6ac42cc51702908194cb281e1e7943e4c9b82c2e09ef3af3cdd",
      "randomness": "0xe176108a8164567f74fd8e4e844b5c590c491bd3d9d286c882d627607c1e9d94"
    }
  ],
  "blockNumber": "7,405,178"
}

{
  "Sr25519": "0xfcec4a003a25b97424212fac463f9045364b48f67a42e60d81290ee9fe012f640d4fb646237b1e88f028f87cab929661d2bc7e3901f3e315600925fc04d55d89"
}