Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,548,407",
      "signature": "0xa5e6a3ee75a049a616e729a6fc8310fa404903bbd3d8dd7d1a8fc7af9f047f0ac9b1dff41b11080ec73033ff241de625",
      "randomness": "0x8487370078d4da90f40468c12f6ec17baea2d3fc1cc10b6148c7214a47b60fea"
    }
  ],
  "blockNumber": "7,407,437"
}

{
  "Sr25519": "0xd67a2d6917f7903a1d5d7339da9a18edaac72f728fe2bac2f2c31d2aedd7620017991938ea144c2a7acaccf2bd5d96d4bf0e0184cb30e3e438fb9275bda04788"
}