{
  "manageEntity": {
    "action": "Repost",
    "entityId": "291277495",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1707e9cf6250d077179d22bdee80971a9b1fc26507adf55dea2d9d455ee97eee",
    "signature": "0x4ad6f2004fecfcad62d57677f2e92203d6cf8bf47a7bd1fbd1d795324fcc33f54b3947537636cf912afc6ffd11cfbd857e98ad734e92f04b9c79b99d3dc057711c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}