Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,627,254",
      "signature": "0x97bf1fb9a1c94bd824ea2d384438a41a238c9de5bd00d2745a5dd6d2d65f2c2e51cbb7c82614221b30881322d52d5d0b",
      "randomness": "0x530e726e4fd8610a638f275f91e8a0757ecef4a1c5d7ebdb682b68f4998a2067"
    }
  ],
  "blockNumber": "7,427,128"
}

{
  "Sr25519": "0x84d5f561b2d6b16093816d0232bae5ac26b164c7b58845dffc09d170aaf0dc7206adb6d620713e684ac9a848e6a68963a6c8ab6ee45c068dfd2b1077e6271183"
}