Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,555,350",
      "signature": "0x877b766bfc1f9212ecd25f6d1739a30e36f3b0f83cee9cbe194461ce3433fe640276402b883231faf939ba4b2623e3dc",
      "randomness": "0xbb2cf62a77425e90441d6b992180b7ef2a4ed3f86073688fa640f0fe880785e5"
    }
  ],
  "blockNumber": "7,409,173"
}

{
  "Sr25519": "0x4cb897ed76fcc555846ef42fc9f1692cc6b4249c93b4751350dc0800501ab34fc338d0a1791ac134966aa4e4c98d8d037b3a7c160540a70cdce75b7a964d9385"
}