{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1539831713",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3775740fd7733ab562ef30e80d8f144e632069b83a61aa97a7398dab494eae5a",
    "signature": "0x33358aac1516417d1d12653c655fe7a89ceba02ebde0c1e7fbf21a24ea0a8fb53472f8b53b123147e9499faf37239f0bf554eb2fddd091daa9ea1c066b3e998f1c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}