{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1515946484",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9656842aa9482ffdf5a46cc8cb481921067bedeccac0f14dac6a7960389b08de",
    "signature": "0xfdf99549f3e8d5bb843deef15613f116e11c1e6002eb7a1ded1d27b780e866d435c22d717eb2bee81a02a5718a5b14c26bbfe056c9d12fbfd4ed14da1e8f936c1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}