{
  "manageEntity": {
    "action": "Repost",
    "entityId": "803904165",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a02b89e0d1ca34acb9fa9a02b86e0ad57f52857f187b7786f7120a25f22a653",
    "signature": "0xde3c8d5e25ef1bddce846f257c9f11a714cde745a8810c780969530e00f0d4611e05746db6838a570695bb7fb38d65ca44a39bf42b93fa88e28837ff706c35551c",
    "signer": "0x8D4435Fd18F8E4D969FCB3b38e10372302841e44",
    "userId": "595763143"
  }
}