{
  "manageEntity": {
    "action": "Repost",
    "entityId": "494745",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2b4b0960756d524ff6f81157775f5d55abe120b788cd57bb13409bfbc8853875",
    "signature": "0xd7ad23aa248b31ad488f763d20d399528f7f57c063565164d3e4943effd176065a0cfccf7fe5ce96dc4e8153f11400685c492bd0b704c1044eda5acf451685981b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}