{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1588406828",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19d0d500259b9582745946c909f4ad237764ca2a362b3ed62ca02b9d98281508",
    "signature": "0x7387ff9faad7045adf24b88bc637a56f3ea29307c0718b2ceca08900dac737895bb9008abadbaaa0d4ba4242987ec4978d873a4e8971d2d22cf175a7ba6c3fbe1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}