Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,551,750",
      "signature": "0x89402dcff463888f32b0cec710f6a8d31da49e5c1e9da57cd4cde9c568a8ea5deeae51e49ea42ea58516da7a35dbe662",
      "randomness": "0xb6be7eab1b97378b7b84e6dd2379489156cd7647f39d96f6858cba136b157882"
    }
  ],
  "blockNumber": "7,408,273"
}

{
  "Sr25519": "0xa6342b13da9431a26d37e0474a7624d706e2808873cf173ba450247184381b34eaafc0d2f0a62160eea619efbedcf72981bb6415e0c361a544e0084b0f3d0e81"
}