Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,644,935",
      "signature": "0xb15109a08862818a3988fe5c4d26d6aa07452c2a89c47cdfa59fc890a8cbf4127ac64e6678e77333ddee2a53a906fd42",
      "randomness": "0x178277a32888af53529ab6d1f02564ea5a0a92ce2a398bb41581d7990ee18694"
    }
  ],
  "blockNumber": "7,431,538"
}

{
  "Sr25519": "0x44687bce5967ccd1f16c000d899a0ffb258a7d91f91ddf2df595c726ce2acd0029b6e027d7bce52d853d5be8d6c83af43cf4b10502044fc209f23325b3b59182"
}