{
  "manageEntity": {
    "action": "Repost",
    "entityId": "390050971",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77286915bc1362807eab25fa687d24932cb1a3eedb2f5cb5ec607c53326bc660",
    "signature": "0x2ce4e7a5a6fd9c2b214ab974fdf232e02de11a10ca9233bec5d3f263c03557833c5ab7b4e732f2fb48855a285eae8bc5729db7af0d7244a5528002dea94b78881c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}