Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,589,612",
      "signature": "0xab45c28c99be56f3e0c1c4f07dc127c1df3c36cad284cb5ace765449280cc41473d529df6361f2e0266b8cc2ab8f6d83",
      "randomness": "0x48ff116c700aae5b135e595c81cb8655ea9ff3d16ab08c2e7f9fe64cfde937b2"
    }
  ],
  "blockNumber": "7,417,725"
}

{
  "Sr25519": "0x76806340806ec824e8bab5d490be4496537c4ed5f369a194abd539b1fb746a145785186b4c6947fb4b4120c7c0337f19ad31660bd96d4eb7cb21bb381002a987"
}