{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1587018143",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0821a9451b04fd00f281899321ace93bec81950820c5c304abd910a6e34a4e49",
    "signature": "0xa9c90ec588dae0d9ee9b84e031c00fcf77cfb86c4ad61120af043e598edf62b50d0ea0e3e85ea87f029505d89cd46d3875c03ea935c6c4f7aa27325c1ef39e5d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}