Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,647,172",
      "signature": "0x952431312db2399a721fa4881fa3bc01f39097a546a3d582baa2b3c62908a07c3fd05190937a246c2518a8fe4d179c07",
      "randomness": "0x96a35d75d6c3428b3bc3757257bd517673ad277887931fd662d5dc9a6376d5f2"
    }
  ],
  "blockNumber": "7,432,098"
}

{
  "Sr25519": "0xc24c9fddbefc7423154d6d8798444a3e644d5f22f166613ece1c497fcad8a8342f6c91f948e2cdeda854dbd5a7f1fa7946480a42a9089f0409fb490ccc625284"
}