Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,557,674",
      "signature": "0x8f103b7e9672fa1b9164b4fbf3eeb631878f1f02c0fe21ff604e47d786e1883a9c8d62e1a7311bac968fd0541a2b83d1",
      "randomness": "0xc1bd83671c71e8f696dbb857fa456dbd8bc75c25221267736db5c49af9e1fe09"
    }
  ],
  "blockNumber": "7,409,754"
}

{
  "Sr25519": "0x1a56aceb7e0e85af21decc9344ecd9cae53ef9fe8cd2abaab7f3f4a62ca9d92fb9fe80ece318d901bd28203145aca8cf672b27e5bbf00af669bf44a465622986"
}