Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,563,930",
      "signature": "0xb44078dfba900587105b7f286a3501046a4be345bd84005f561a4cdb63552903c9b352a9f05aa5875b0ce3955719e51e",
      "randomness": "0x586a0865546c3ff4e7807cd01be9a92a23865156c9477ecac22ac4578036077f"
    }
  ],
  "blockNumber": "7,411,318"
}

{
  "Sr25519": "0xf2a1699cd0ebba2ad7a026eb8ff9ae595cc3e7a6e9dbcfd5186765b955f2533067df4c4fe8216c4fd0176158d1c9717d7a7546d95cd0ed982ea5ccee54120087"
}