Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,556,491",
      "signature": "0xa88cf7613692687a33085798207ca9eb1623d1829a83febaa7b06b98ed82a0f8db4fb981683873123539d6e4688cc02a",
      "randomness": "0x07744788a00a8ca409ff708f156331dd5861557edd96722064db68d8ecd8a4e1"
    }
  ],
  "blockNumber": "7,409,458"
}

{
  "Sr25519": "0xdce7f220bfa4fa8010ca4d96aa82d4bf3b9482f806ca5b8adfb4ed261e566049fa093383a493fcae336e7b6f4bee7a16440f4ee134b91e34c1cdbc481325da8f"
}