Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,577,880",
      "signature": "0xa90a8a6a84e298bc40e373ad5b4e2f47f025b35c5c130f928e2ad560b45460c54f29771039643c233f440d5cbe6f5fc5",
      "randomness": "0xec025ea4a5f634727c7500cbb70812753190af21d5d892806f405ad4ec66a5ea"
    }
  ],
  "blockNumber": "7,414,806"
}

{
  "Sr25519": "0xf2144784f6cc3646ef7ec74d79902f69d22d2516de1a72e1e33d7a78771c605f3ed6c953071501d74b63154adc761b0d45e0e1729d7a404929b7199cf10d8080"
}