{
  "manageEntity": {
    "action": "Repost",
    "entityId": "353499470",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe60714d29970a3ac894c64cbd72d5cb172f56dc0ded8bacb4e488316ab00218c",
    "signature": "0xb90074f29cf5d77f413f256e6e5c32e0c05f9605bed9bb2cbd7850e61276868d1ef720fcca2b9b52b43b8b05382f7b3dcffdce8aacd2b18a1549e41df16080441b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}