Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,581,503",
      "signature": "0x8019ce273ecbf6eecaa301d848e9e63e0f382b9608e20233adfda456a4fdc815acd1b01bcf0d18b607cd2b3f52f5e45f",
      "randomness": "0xa6073057c76751d4e9c4155ee3e49f29e1b89c6ff5088822800aacd3ca642da2"
    }
  ],
  "blockNumber": "7,415,698"
}

{
  "Sr25519": "0x66f19c2101baf264bdc3daed3c241e347405de1ea42c8eccd5997540af32c442b8b99f59fc58583e6a67008509a5df1438bdf8001a7cf7c292de1f7c0fcb6b8a"
}