{
  "manageEntity": {
    "action": "Repost",
    "entityId": "406289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51d83399315079590dbc308932e537dfc31772ce6f368703e4d69fb314ddf90e",
    "signature": "0x9100c8f61caa3d16c2f4db8842f393afbb0aabc8a1e10ccde2d003c2e81e87276e37efb580451600148909dcc1b5f418b271e1a573dfc8ac9489536fae3fe02e1c",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}