{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578914561",
    "entityType": "Track",
    "nonce": "0x95579df04514094b5cb2119f8370b79b9aa3b763c3fac4e61e051864d9bf0c06",
    "signature": "0xf72a02207693c1c6823f0357d9507364926330c1cf7acde835f2911f15b6c0e403310559beac41496e210b785794633e0d798acd0bbc59d9fa494a0a1a988e6e1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}