Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,551,184",
      "signature": "0xb6675742d57c667a02e605fe3eec9dc073609eb224b35f1f57c5b54466af8348469adb611763fcfecbabb9117f544279",
      "randomness": "0x12495a1aaa926c65f0cf657cff0f1b08ddbe8810748f01901a672aeb6943b542"
    }
  ],
  "blockNumber": "7,408,131"
}

{
  "Sr25519": "0xa6210a983ccd34d6ed92d4c929a5acc69eb58551ecc20e5050357f0ebaafaf2ab205fe651d7c6b464a6098a466a0a5f5fa4165fb3366eeda99922e315e361280"
}