{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1590320330",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3ef6d3ee617f14605f2d2ca132864ecefdd1f8d335dcb01a09e8aad2d4698fb",
    "signature": "0xd842b598cc2bce687927c561371882e8ec23a3f627759c1b369945cce4ab9d6b773603e5b00af0e14c38e0105ac9b5c5894af31a45c1d7cf44066cf4a14c4ccf1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}