{
  "manageEntity": {
    "action": "Repost",
    "entityId": "509736070",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b38c512dd64ebaf28e40fa3c46d2a1176e6042bf352a3794bf7f4de3c604491",
    "signature": "0x1cf1951aa746032e4846cad52aab388c04c3bfa821382f32a6f07f424bfdfaeb2592d1d851d6c1423b89910afb06eaee54643c96a4abc448f09595fdb7bad6711c",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}