Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,667,609",
      "signature": "0xb3de6444f6632a90940fc312b51336536650aa62c1bbce9bff2eaee850652f0ed2f6bcfef0323558a4c49dcc134cf01b",
      "randomness": "0x651fd015a279de29525deca59c06e50a85e91f6b884e7b75150e23a5c000d2ff"
    }
  ],
  "blockNumber": "7,437,194"
}

{
  "Sr25519": "0x4e8860e2158b82e67b863480ac119f54495b5d43961c0ef255c73ad95da10f61c3590bab9680056465e791caf0fa6005019e5e49a5354cfea16e199315cd378c"
}