Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,555,332",
      "signature": "0xafd49c0f24332fbd6262903ce31f108be8522a0791ff847a9651cac821371959044698a2ca09b9612e19e63c7f6efde7",
      "randomness": "0xe8aa2d9513183b96741c109d7f980e6faced6985d9e6b5ad4c5e434393b8c2d1"
    }
  ],
  "blockNumber": "7,409,169"
}

{
  "Sr25519": "0xd65f9b2c3e55477f53470f5ee189e2c42f387d4a22aefbd6c100478e57c584017d0892bad523cd4e875d01b87e3efb75597776781d70f56ab76b206c3b7f2d8f"
}