Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,115",
      "signature": "0x8bd75cb38db0ac6195ff9abcf0fbc0cf02030fd5e5e5bcef38dd65b11946c288f29fc6c26c9bbafe5b2d127b87866fec",
      "randomness": "0x5515208c1962b669468eb6c01e56ad0196108dbb01111f25598631b66cbf35f9"
    }
  ],
  "blockNumber": "7,408,114"
}

{
  "Sr25519": "0xecebf760b371f472d1a7757c1933c00a7e9cc589e3310f751ff3768108eac473e76623bd740e6bf1a038d3f580646f3f047a244f35e8476c3e4a3e9807746e85"
}