Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,646,292",
      "signature": "0x8f2047242880e1ab53996a730ac891f89b781190686edba17e1e72d8e502f45d732a6fda50ae328fa09a30778cf9b673",
      "randomness": "0x740bd684437f5abae4a8d72c283d4e17c255be3b0404c9b5b816d997ee612366"
    }
  ],
  "blockNumber": "7,431,877"
}

{
  "Sr25519": "0x9c876a6cc1192abc746aeda76c558a8d0f7f4b02a9bfa07176e7d6388f6326338e9259c4612bec878273ceb2ef373157c8a7a8625c41355d29f3dd28985ed185"
}