Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,555,580",
      "signature": "0x8739e9dd6cbb6291d5ed1c1b9c28385436290496b967c3fdafaa6e07640585e25bb0b7d404f861305e5d33ba7898fb1c",
      "randomness": "0x4a39641dbb5eca111a6cf6b032c4f5ad79adc0780a7ba1760080e5df815431a1"
    }
  ],
  "blockNumber": "7,409,231"
}

{
  "Sr25519": "0xe471d1c5a02cd1e6b86d27f3a7fb4918b6ab631cb8b1cb21431dbb7a43f41c00c9fe4dc97e8548cb54636de6b43470c78f2557b03ac54d2148810102fc365c88"
}