Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,835",
      "signature": "0x90459795093d3a931d509589f38f37ad189fc4e61936ae22f2f33e7bc908c23e7126a4640bbbfd7aeacd60ae0a92474e",
      "randomness": "0xe54618626a2c12d336968a4bc0201216d8e8826382339e591b6288d99ece6a82"
    }
  ],
  "blockNumber": "7,408,294"
}

{
  "Sr25519": "0x247af91100e52ff7bd42e15262348ac2d4f5636ecb5813dd0711bed058b0fd1bf4b4c4a5a80054d2bfd70d28f7cb2bd30446abb12e9370df1722b0aa63398e80"
}