Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,554,650",
      "signature": "0x97acfab1a28c4dbd91eb23b310f69492c977bb37427f962225b8538e53d883a187c53307dedd3ad4b3b816bd42954519",
      "randomness": "0xc673dcc9718046f919fc6ec0b713850c8431f8b85fd78cd90ea2fa8ee2b4977e"
    }
  ],
  "blockNumber": "7,408,998"
}

{
  "Sr25519": "0x8e92b5d2f09731c62f4938e1dd4e411e3102db2790ed5edbd9a76ad0a969b74c1667a43be927c5f88e2c32208c579427060fc31a4d9f430ca690ed28a348b383"
}