Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,568,088",
      "signature": "0xb6f3205358a97e63f04e624ca223c9aa06adedcd635bc754dc31cfd496b4f7e28ecc8b0be1949d619d237277d15e275e",
      "randomness": "0x9a4e146d22d55c4649f8661ff4fd2f3747c6929004ddd26f6556d7f777d44c2f"
    }
  ],
  "blockNumber": "7,412,357"
}

{
  "Sr25519": "0xb04c1cba1a7e1289cd687424126975384417ddaca2c47dc35c5c47013788a77ee6af655a822ea04aa6e8abcd16a909b53baf82211eef3c3a6ad3aee4c7e12a80"
}