{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1623165656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc658ee140aa8e274049916f17d1333797c5d9627e760e4aaa4376a5fcacc6ca",
    "signature": "0x583e820f26edc2af06cacaef15fa37e816ecf67e0f77c707994ddfadc3dbdcd27e6e748ae5d9811e71510006e3291fe7f91d429accee231b3ca3d7295d32a1771b",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}