Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,565,051",
      "signature": "0x919ce2f028785d141dc68e51e897b7e6098a2d128403ad1b92641dc2c78777b8a2379bbc8d9e215fb0862e65d49bcbdb",
      "randomness": "0x3b37857b4f4d9dfed3059237a08ec48fea4c8641677f23c0078bafa2739ee394"
    }
  ],
  "blockNumber": "7,411,598"
}

{
  "Sr25519": "0xacfebfa13d70cb6b474c8238921649226db3be241736ba1099821e61dab475688e4813aa3da080386a2aceb4a2bc8899bd641cb2d7a427cb74b59fa734075888"
}