Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,601,495",
      "signature": "0x8eb1887f5c0e95835e29d2a4d1e8e0a13ad4dc1a5f9fd80661e04e908212c56fac76ee440bfe44d1a2c12cb2d5e8ee4f",
      "randomness": "0x8e47f827e4f76f9f290230a4536cb7987a4d15127107783bbab9c5c0c396ede3"
    }
  ],
  "blockNumber": "7,420,690"
}

{
  "Sr25519": "0xa296fcedd2ada3743fec7b43376c637938deba87d9f91c2123b7aedc2c4f8d2965032a248567f0ef94f39a7ab10c8a5aa50dd867a582234d2df2384d333dba8e"
}