Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,549,689",
      "signature": "0xb43b2fbef24c3423d5260bfad418e4188755bb29a959901a344cf261b72249b4a3056601d6c486c1bdd89e96a320a1d5",
      "randomness": "0x7826a1155e0f7fb6c62b3513ee123a9cd88e4eb2a72fb9355da05211bd7cc55e"
    }
  ],
  "blockNumber": "7,407,758"
}

{
  "Sr25519": "0x369b580956baf2e6a124dbe8bbd2dd80c3e00bfffaeccda1f2d4787d49911536835297be9acd3ebdf8a86f509d40bad4e7722e985aa63ed58b8b48d403da758b"
}