Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,555,748",
      "signature": "0xa8c31395bb3bc4444e312e7ce6ce9458c536fe951e45a1e53baade2000de5f96ea716fd434c798bb9d52c0801af2be47",
      "randomness": "0x3893a165bf1bbe67594a92fe9e582e88b942a9165f933c8590ec70a5f61449f8"
    }
  ],
  "blockNumber": "7,409,272"
}

{
  "Sr25519": "0xb0c19684a1a630733be2353e46057d3fac79041315b7e258f75d37da0fc2906cce0b0464c11dfa6c8246d1b374dbc1b3f2ba3c62cb557114497d27919634a888"
}