Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,600,902",
      "signature": "0x85f913fd98294a84eecc4abc69a99fbe2c2b5a3b497d8e18ae8a3198f87b8b0d65bddaf60ce81da74a4dea93af0a5751",
      "randomness": "0x8764802aeb16998c93c354f4625541670f352de8b3f54313ca62d5c74fda8ae5"
    }
  ],
  "blockNumber": "7,420,542"
}

{
  "Sr25519": "0x4299f13cf2cc8e329927c5c6aefee467befe805966c4ac15ea5b25df056686717030153a3a8e399ad102be3d03e788d21c7aedae78c0fb9b9317cc43cab91182"
}