{
  "manageEntity": {
    "action": "Repost",
    "entityId": "53957174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f964186d5c7e346e40b560ea911d0d783b666fae3104d0ed8e1e36dc8c00fb4",
    "signature": "0xce0240b491b84e6d78eade44e7876b8848facbdc0a2fd8d2dd80ac3865924099731b53b2aefe16931fb9d6fab4ecb732d1bf9b9e5f0ac7e35ca9130553dc9d551c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}