{
  "manageEntity": {
    "action": "Repost",
    "entityId": "5478321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe410dab794f9d03bea0c2630cb329c4e1cf9406b9dbd57f4be5db5b9a5818c2e",
    "signature": "0x8c01032c62a048ea8ca1b9f2a73d563fb0a114ae893a415d5edb63d3f9d59fd541626b1c3df74ff99a8d53e5ae053adacb990690ebaf917d23b0bec76715dedb1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}