{
  "manageEntity": {
    "action": "Repost",
    "entityId": "640619582",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2209551778dac248362729291d95962cf8cdfc6662a32d6973df1905b922ac9c",
    "signature": "0x3f623948dd1d17250445c8bde719632619ec7b05cc302af45afa0007c26fe0e13c352315199c3b464e98c5e0d9631d18d59817ed3f0784d7c6ce3d419f301ec31b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}