Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,969",
      "signature": "0x94df5b658b7e40f37a3d814e959aad54849cc794e3c47fdd4d8db534c829b37a04ed0909806a0aa1e78c1313dbf284bc",
      "randomness": "0x98c0ec6bfb4f4281197c9ecb7064c18af19efed2e8de457efa4599cfe4cbff0e"
    }
  ],
  "blockNumber": "7,415,078"
}

{
  "Sr25519": "0xb0b43d1d9fbb490606c38d7016d515cff8cf0e48c6f4aaf82dbe6c4b9786f068743727fbea7b969d015fcbe6e103c32f301f034e0d24505e58760e1f42670d87"
}