{
  "manageEntity": {
    "action": "Repost",
    "entityId": "373131",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d6e814813704fbf32fbc0e30ca9ef8be99cb23efcf48adbcb7525920d373c64",
    "signature": "0x6f2e0d2b9378cb694c2fab5473419466bbc5504a542f83dbe00c4e195d3460b53a4d67e236e123992f98d36f517f363fbc7cd08c33e509f7872b8a20e11a0c111b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}