Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,543,891",
      "signature": "0xb021db7215d99aae8f25c673a735477443f5f2105a59da31115e0e7283ad123dab14cd60d7fe517b1873fc9a63eb7a3e",
      "randomness": "0xba0cb020454577a2b264380f9b1499fafc212c423a673d151f944fae36378e73"
    }
  ],
  "blockNumber": "7,406,308"
}

{
  "Sr25519": "0xba9757ec0edf6333542a620804935b118d3a5077543cc4decddc6b2828c15e1d758c47642f1ed72b162c758bc38e160fdce030286aefca96b70709feaf35588e"
}