Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,539,849",
      "signature": "0x8f270bd59153e7006218f1e3d01efbe7c6deb1c319b95f5cbc7ec3d6b6376832c260586a5de5601bb405d9a9b899e4c9",
      "randomness": "0x013c929e11ca284231595362f1653b5c32144eea1746b3dc296ab8445ccfcf10"
    }
  ],
  "blockNumber": "7,405,298"
}

{
  "Sr25519": "0xe0a6f9812e8906988ab6ad8c55a59a01c1c6f37ed7ef5f97094ab63649513f3f453919af7bcfb3f8ce7a5fc19a142611378a0fae890b21ac43f1c6026e148e8f"
}