{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854371",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc6f3cf428365bb8b4d8b2773a114aa55e63c82b0552991a633e25f8a6d47ba8c",
    "signature": "0x0bbaa47bc15bb96745c1a004f54f28c0c43952a4f5e1bf93e0017a013c29060d3be5316fa5d686bdbf1ad76d421e28004169b3111e6f11334e9a931de1ef1bbb1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}