Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,554,576",
      "signature": "0x822ff235ed8f5ef58c0f9b738f5a47b799af1cee2a04c0b736561182c1bb786e1f08adf1f2587848a8a4378551a8aef7",
      "randomness": "0x0d0e819a5cd904b9cd31d7373c4473490a5cab7c56fb5b1849b78591d94a6091"
    }
  ],
  "blockNumber": "7,408,979"
}

{
  "Sr25519": "0x28a3993b90e70ccd8892376de6c80b070d259ab02058584530ebb1894c966155644be3a0e197f6f2f78f36609c0f15cff899d1449169ea7a333d9fdf3f786885"
}