Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,604,711",
      "signature": "0xab775b6581cbc0e3380f7230b5db893bf9c8ccfc244ef2860b67961d0e4c86305b1223e79b62191c9e83398c816137a5",
      "randomness": "0x817e3984e9cc506fd65ba5f04881e1616bf1b715e7537168193dbc7754b7b201"
    }
  ],
  "blockNumber": "7,421,494"
}

{
  "Sr25519": "0x76e5a34bd69e22caf01f66bc96202f9e9f890ad5167bb82cd53e555508e7dd49d26930cc934a7f936a79658544fa6a67c1e8f517244c82fb02b35491c19b5081"
}