{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c8908118948f12158b857a11ab7678431c15855d4bfd0ad42d3d214a24626da",
    "signature": "0xca42cb21df1c8ad407cddf1bf434a3d8238b74fa32a774a96316a856b907e7fe1a3ebcc301228171ce2558e76cba0e07fe786d2f009ffb631586b1c5da5167661c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}