Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,621,669",
      "signature": "0x83e96e9f3f453c7f22f38127834a03ea449ad5d4f92aa7321ec59383c4b6b4cb1e7cdd49f8ea92a6f1fdafd1e78df418",
      "randomness": "0xab837c8f952c27184688978603c88f68fb3bb9f12e2699d010ed22b84c9f59c2"
    }
  ],
  "blockNumber": "7,425,732"
}

{
  "Sr25519": "0x8070f998c009625634663901bcd4916d2491dff8e3422786bc28404a7f637b71bd86a5c71df8eb354055944b2c72a5d2a47b743013a150e8f38869a57ce9658d"
}