{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1337602712",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x62d964d06f6f4e3ee13c3ad4f8ecd5bc04477f01e59ee860cda5bb0a736f903f",
    "signature": "0x389c20617d5838fc47244e6043c08c677f9cee884897f5d32d30efe2e04961492e8f573c27bf531a248af633cb5689a2cda537b3d3d5c3d85590ab6d41edb1141c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}