{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520251953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x370ce7448b71d7d7c7d4111520cd6ce5673fe06572180762d524271805172cec",
    "signature": "0xae2eb6e2308954f902012d41f577bf72a726e5c7818e79db8ee145ca1855d71d57cefbacdc54253ff817f30d05835221b22df85250c35c6ce671904b117df83e1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}