{
  "manageEntity": {
    "action": "Repost",
    "entityId": "607753161",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1589731655a5fed21b8fa810ca6b67e54ff42acf590d159969717a6f51357acd",
    "signature": "0xbf7e23f6754ea13d816dc5a203b4ee441fcecc839d81c7ac4a0580b4149e66af549a850218418e8517b4bdecac7148d6581c9404e0d5dd4871b65be2803e624f1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}