{
  "manageEntity": {
    "action": "Repost",
    "entityId": "161896621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb21588b0875023e36646cbf74c10083fb3672be87cf4d5990c2e0ffb549cb3f0",
    "signature": "0x6276c85687fb1371e74ebff5cdc2bc229567fcd47ec85ab7ccab29d378ba920d46dd6116a52b631bf421264af7504066aab0f8771ebd4659b60e73a87cca380b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}