{
  "manageEntity": {
    "action": "Repost",
    "entityId": "561640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6914e1f35edf17b0e4e1415b15a073c771bf02b3dba63397bc7e54c542d5a827",
    "signature": "0x4b203f89785d4d64c97f475a45410b07368844bdd2692ae751cf2c8d44cd09523da3a8f7dad29f4c5a9a695964cdf746568a58f3878df5e46c63c2d0d357e4da1b",
    "signer": "0x730D61884359389d8aA22afeF2b83FF4F7c9ee63",
    "userId": "342017819"
  }
}