Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,549,218",
      "signature": "0x8d59d3e6d3cb796469c1e122e286852a895e2db7355a3704c9dabe44d4e0263372daa8c60a25d6bb4f7591e8663322b9",
      "randomness": "0x354bc286fcb40136dae350b38cbb55032ba64b91a85c6a3bdff9ede6f8818941"
    }
  ],
  "blockNumber": "7,407,640"
}

{
  "Sr25519": "0xeea67c0a11996998b476010c23f5abb86379840cb1358be5eb722f32d59b3d4e31f655706017ca1c896370b246b22cebfbebb3ab87192308d3aa8c1c5c906084"
}