{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390083956",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12379c055f003ba38264ed180f8ef1572f3f2629df1e12588d7e68c490e09f43",
    "signature": "0x1d29f22b2db9bdc73cc8a6ec974dd34f675d55e243a1fb65da61defe719fbb2d3fb0c8e321f6f067a337b66b4ee2fd732a24b4a137f6cb5f05141f0cf9680ef21c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}