{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1453425787",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x519f3ccd413dddd1f3feed9c060d2a03047fd29834cd8898b56284da90618ac7",
    "signature": "0x797c7716e5b89d39d659282238011caea96e4f101b7b1248b1e4cefe55c32bc4723bf9f5f9a8de8ea9f8e137f2388376bf39a8dd99fea252d1e381e662fcc60d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}