{
  "manageEntity": {
    "action": "Repost",
    "entityId": "401898449",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fcfc5df66b30e8e038c075a22cefcfbb1bd16733f38ad70941a17f6533506c9",
    "signature": "0xeca37aaf8727b0618ecebfa95b0f626af8fba66683b5526f81a19e6845f401950427f7547fe9d139cff49ec6ed1a4a725f29dd9f9eb3693de752542f882970561c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}