{
  "manageEntity": {
    "action": "Repost",
    "entityId": "872144750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9304cf90a83eca617ad0994297b0f7d8c996fdf9c4c7a1e5310784f283c6a995",
    "signature": "0xf8990caf060a0b4de5bec1a3d0ba834360b883037b4342f260ad1375abfd3acb21a9b5d89a4faa22e65c3dd1ff5dad7810fe7db57fdb8cce6c23d43748eee9011c",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}