Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,553,965",
      "signature": "0xa42f1f23cceb93fc6f2da984c936c66747acbcaf82f07cb575430ef41e22d44a88d1c6fed88eff534175402e1d6039da",
      "randomness": "0xccd81a9cb153a0c369a845ee51aaa1baff32b35beb8403b3d1964790c885696e"
    }
  ],
  "blockNumber": "7,408,827"
}

{
  "Sr25519": "0x0af4169fb1955e1eaa00b6b489b8b12cbcd3b75649c9ab6f6397f583e308137cc2b7b830e65b9675f68a8f3556ef9438a74b376fed96cd632064f719e3aead8a"
}