{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643225750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d34a9975a2bb0b117ccce1cb7056b9eb21eba301b46cdc6bc07ccf94cd1633e",
    "signature": "0xfc73ea10016a2be1aee0089ae4433217c8ba8f468c85fd265b09f5b119fa5529309e55ac4b7e267111124004d6e2dbe304f75801f7454d7cf9b4b4d1463c22141b",
    "signer": "0x1Ef5331d98352E3A7eb4f177ae6BbD27cA99eD1B",
    "userId": "771602835"
  }
}