{
  "manageEntity": {
    "action": "Repost",
    "entityId": "548063354",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d8bb859b735fc611e9dc4111a185f4f1e44a49da5e1bc9d1b41a47915c1a2d1",
    "signature": "0x721f623ea471db472f5c6fd66ddabe10041bbc74f9e523e0567bd48de79044e90562d93da53fdb60990d6c9f29c29eafc5bfdd132b2f0885e1f509ac8e195dcd1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}