{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544355866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd40cbed4c30b8d5ab7a4c49547fb2125dc3bd15ff92016ebf25dafaa20c25b4c",
    "signature": "0x8c1fd8f77538766410f762152db48ab59f8efc12b2842c230c6aff18d154871f15183c220700078e55678074ccffc1626a4f76fba78ca234f1e16ce8ede867be1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}