Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,565,451",
      "signature": "0x817a3978eea1292b3e12e04676f5afc72fc90062818c49aa0aa889ca5cff8655fbc3a0ce9bd11b26361e6511643282a0",
      "randomness": "0x3d72e456309f103fe2f4a4f53f11af580e0bc9c383bbc0b8fc8d277ad678ff96"
    }
  ],
  "blockNumber": "7,411,698"
}

{
  "Sr25519": "0xda7fac2e907d40fb76f043e9e7827c2f5e560ee1263c76d9de009329f1be9f7b28fc68b03efc69858037d82be10153d44941f83413c613ff0508d7d64c0d0a8e"
}