Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,582,970",
      "signature": "0x908c72b145abb5b4eb699624f38580add99bb8d8f1630abde4b25135c9fa9c4b4c251943f0bb6ec0be9312d2ec89934e",
      "randomness": "0x50646bf0eacbab1f52ba1539d2963d90be4fc8c17b65423774f37bcdcb211eab"
    }
  ],
  "blockNumber": "7,416,065"
}

{
  "Sr25519": "0xc2d1d1102959175486a33a115aef67e6d63ec9a64897790719c1fbc8c423777b1001c423e2e2faf9d0ee7a2d1f6a30dff45686f6b3be749d655f4ec57a119f8d"
}