Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,565,648",
      "signature": "0x88d2826c681f44fc94664f9306ec7777eb517af6e63874b6689ad5553d58618379d235f40c489f0a0eb44ea7954be4a4",
      "randomness": "0x9cef7b1a1caaf89d1a2f0de0ac8a9c50aff509fe955c4245c1029247dce3de22"
    }
  ],
  "blockNumber": "7,411,748"
}

{
  "Sr25519": "0xf01fae2da21c47d80427923be05307a6b9465a8747186985286c812f7dd3f63c952f530a5d31fe82d6001e0def0014e3dc37218e516b96a75ebc62139ac6a88e"
}