Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,600,251",
      "signature": "0xa90f24be28b912449d6a2c3ac92bb684ad29f1f2fdd62b60d6ff74a4a5dca3f5212140595bd82c8563be2f14a2aa042c",
      "randomness": "0x31417d0a5db973d6730393d5457dec56178ddb6a24ad022c1da4383cd6394b3d"
    }
  ],
  "blockNumber": "7,420,379"
}

{
  "Sr25519": "0x0ed418d1223441445f7a0b457a5c57afc02efe65714256ed9d4589e5fd5c194f9b9a38c74cb5442c43c1b2efafb8863aef1a50e07a29d61bfe67629c4c035c82"
}