Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,665,281",
      "signature": "0x804c1f718ed0e1b2d34bb081c15cc13c36a66aae5be6e91efe9053554cb531fa5af746be5f057722b3aba01b4da1af38",
      "randomness": "0x9282a7584f46e8a3b6090e14f4748407d8265f126a97943a006615639fa72417"
    }
  ],
  "blockNumber": "7,436,612"
}

{
  "Sr25519": "0x0621c8c74464470f84ff7d3ef64de947ce84f73b48539a8e99e628928b8bf177f8c78e683651b09198ca01d92d9bcb8483c3582f584d30cb5e92ff26ff5e6088"
}