{
  "manageEntity": {
    "action": "Repost",
    "entityId": "747041",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x218fe57067489d3a98655e599fae824afb43f1cbb760ec40854bc3b00809c0e3",
    "signature": "0xb1df237a3bd18e9bd393712a91d99ca447d48408ec272e257a11848d39f14eb530ac63508f5f89ae5ac61db0cee21c7ad85586f4bcc4c6a38987b540983276401c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}