Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,554,903",
      "signature": "0x874c79eccb7e04b9947f5b29dd1c75510aed06e23307c68502d39b3f262746827d234abbf2375d41ee6d53d7d50b5d2b",
      "randomness": "0x88946dbdbdf5e1bcb184732a3790147de9fc5892bc15e2bc3071a9406324ec20"
    }
  ],
  "blockNumber": "7,409,061"
}

{
  "Sr25519": "0x1cb2bc506ea6856f00ef08991947ea715d1ac96c5a6b1686efc9b4db53bc0b7a0a776172958076b0382db9dc9259b4f151be48a26b5a39f4e61aac05a08dc689"
}