{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544444197",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe301a137808e6ca99ad53155df2ba1961d2e23ffc077efc30b0e090e2f0e0244",
    "signature": "0xf2e10cd061ff4746551bb1bad546f6aa4817e0781089673b5ee3fe34674e9e262a01c72c62fcb5c1de11df76afdea9be7cd4ce213fccb083eefd5b2d2401ef9f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}