Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,557,767",
      "signature": "0xb4deb6ce33b664f2d99c362a07f568fa3d5827d3cbb54e1abf0b85d316a1a447da022fdf38330dbfbcd009e720c85957",
      "randomness": "0x1e3b5bda9c834b35c8ac0169a83a42551a86fdf81243341db64bea282c878de3"
    }
  ],
  "blockNumber": "7,409,777"
}

{
  "Sr25519": "0x8c09fb1612da6bf5784d1d3fee2bdf2c0e58b3686f268e1e3f72f71cd762f4632c25c53c9f8f46293e36c44a05f178b2ad553adcf99245c2848ec882bdc6108f"
}