Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,576,694",
      "signature": "0xac60946755ab482faf118c92eaaa41af3bcd072b2b2147601d8a54a5f230fccd4bbac1480dabb1df9c98fdcca0c528b3",
      "randomness": "0x49e78b6fd0dccb14ad05cbbfcc5d0a1796668834eb3801a99496e86e213855c7"
    }
  ],
  "blockNumber": "7,414,509"
}

{
  "Sr25519": "0x0cb9c5078fbfb13a289706547f6fbcfd9d49fff9b0b0c7e68466a8fa00ccfc5cd389e7b1ad09ceb71a7881eae9196ea644e211dfe27474e40d8e297977534686"
}