Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,550,726",
      "signature": "0xa8d431fa2cd59c99b161fb4c845776902b20879a6d0aa154bc2235d637916977323787513a004899fd729a206b522f56",
      "randomness": "0xa2ad262f55208775920b10ec39a1d538359504b30bb9bea3ed3a9cbf84508476"
    }
  ],
  "blockNumber": "7,408,017"
}

{
  "Sr25519": "0x402bee0a35eff7938074932fbe6724cee371c30c77fbfb138a6354f81a567373acda2cee888c61ca819614fd9f9f06e6cae22575557a4b80a433707b14293e84"
}