Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,538,859",
      "signature": "0x8b67324c0caff5e197480df482b9b98e8fd89169c9397aec0c640291e36344501b489a0857abab6421c9e23163f204c4",
      "randomness": "0x40b4c1d290b568ea8b3f8be7ea6aaeb13a73920e034686a1e4926e34c9730b31"
    }
  ],
  "blockNumber": "7,405,050"
}

{
  "Sr25519": "0x0657bee1bb0e667be55447aeae965491ee4aae198ecc36731a0413587ebd6e1b4c898df304c532796c23e40bb007584b0a6e2d892293e4b12dded13f31664c8e"
}