Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,546,126",
      "signature": "0xa3aa9dd6798b552020b739a1c74923c736c9b5cc757fe922ffdeb706c7032a689d06c6fac344b82ce902547a96a1eb34",
      "randomness": "0xb84c308959e5cf5281f667072e102d604cbc840d7379df32151ae855123c7926"
    }
  ],
  "blockNumber": "7,406,867"
}

{
  "Sr25519": "0x38b76b137321d75b0555f4b83f8817e8ba0c3ea5a61ac208f40948aba1556a0c8becdf1a8acefb01760678cc61498e202ea2dc404ac82235d565dd57dd3ba588"
}