Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,562,651",
      "signature": "0x8ae82d7732c75c5983eb619e6709caa1b63e31c5518492211d9d5ff0f02d8258cf92be023c23771a0bd80e152102420b",
      "randomness": "0x414f7bd245489596ca927b138043f48aec026d1227bb21468951dcf1d7ee136f"
    }
  ],
  "blockNumber": "7,410,998"
}

{
  "Sr25519": "0x7625d522fabd65127af8ef417f862321cc33c43560298c00766c9e50c467d35810dd354c2808c70096b7a879bc11085fda54e8b9e0a5bf72e6cd579cf439eb87"
}