{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1575075896",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x23c03eb82095f68c5d984a4a0a63e22580c29dd204d13d7bcefa791fb1bc8d47",
    "signature": "0x4f9aeb9638dffbeaca0f8b886fbd66fdf72a4d9e4bfd2c2793aabdfc6714e1691ac807aabd162c40ba4d64f7b9b4e33e3ea0c83335a338bafa30bf6ffd6ee2401b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}