Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,678,411",
      "signature": "0xa6caac8ae5038fc6e9c8286a570e7581ae66ccf85f0d332cb1b425d04293b6b154104a6f61345f5c9b902e51f450bdd4",
      "randomness": "0x61386bd9f052f23bfc403e3d5dbc13ed3cc509da27ff8ff6ba69ffefedb44cf3"
    }
  ],
  "blockNumber": "7,439,894"
}

{
  "Sr25519": "0xaeaceb8598e4b49862265160f81077f71962d0a193e4ed5aed36976ee584e1247636e772ba88484b9e398aa1c131b4305ea4acabe25f452316f47b63e85e918d"
}