Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,600,583",
      "signature": "0xa7cbd77565ea3663145abc76cd3a1f0b4fbe8e28b162bf2b5e3a56a164c80bdef1d5767ca918a7de530e76c5f5323935",
      "randomness": "0x26180957187c700e7e426084cc20da04381e382712987618d7df9d69c670693b"
    }
  ],
  "blockNumber": "7,420,462"
}

{
  "Sr25519": "0x6a30954e02651611f836928da7f61807b7798b0e1e124322b9a6199e833ce1177326eb8c24c8f3c6547432af1fab033db708d7dd0ba2ff3dc4e23bd855252b8f"
}