{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555853707",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa9f018a8fe2469fb5239fdc462ae1c00caffc4874710bc2723ecf500b60aa31d",
    "signature": "0x33d8681e12c04c93b11b729d9f8b6a2803b3c171a25b0218fa09b7b4aad82d3d7d058cedad49f3b30dbbbd7e249cb98c857f18d9d7abf06d22b1f36a87ec214a1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}