{
  "manageEntity": {
    "action": "Repost",
    "entityId": "453573556",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x85e835edc735f1101d377ad2bc670c77d250bdca1181036910a06a92e66ecf05",
    "signature": "0x719f0c1dee375e97608b2bfa1925392076e01e534a68893ca0ffe417701ca3947d1b1c8a561ac3014b40ef5f86135b5a2fa7a9a6c91ff48018e59fcae785f32b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}