{
  "manageEntity": {
    "action": "Repost",
    "entityId": "403426466",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a127b06f6466d35ab4e66448f9d830b3a731db89665fbe08ba9375056fdbfee",
    "signature": "0x943f51eaeb4b53669b481d18e4d98018d49071c0b5bf394965571cd540b5969178e75284aa3fc8859df995e264eda576737fc83f6dafaad4f6342061f339c72f1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}