{
  "manageEntity": {
    "action": "Repost",
    "entityId": "129289",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x757df173f072392316182458c962c229899c5e2159e99b13eb9b4643d9d30fff",
    "signature": "0xfcef44cf40fe03c4663ecafacd6a46b4636d3af3ddb2dccf23cd4199c3fd40c01daf4ded44fb8a481b98944884bed1306629805d67b1db4c43bbd472f950d6b01b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}