Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,550,416",
      "signature": "0xa2bb89d74836a5c6311ac486ce5a9e3f70f24d6e71dd546214fc04c249ddcce983ffdb1a11b200ae432d975611cb8f13",
      "randomness": "0x1d15841193d0f6358adbd0542c3212ac9fc7fca90c9764cd106c505369d9a00b"
    }
  ],
  "blockNumber": "7,407,939"
}

{
  "Sr25519": "0xf2c507ba2fa1ec3ea34ffce6a618ecf157611e021a38efab348482b0ed086537941e818fd381ad65bd7501f970979099625eed8dc864f7a5e8bccc5c5f487480"
}