{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552355461",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa4e1933e8604f7476de6e28f10b2bbf245cf51cb3978facf0f2ab4e2f8c390e6",
    "signature": "0x4a222431c7e5b24a07bdb49b6f16e2d274cfa44a6133032e63a14be57ce648871692433f261a1d96f1afef3d581d2245edd47f11d9d2da0dd9544e37534fa7ca1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}