{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1391880783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbcfdf77eaaeb44dff06f7d931a0be89eee120f52a2ffcae9e8fa77443dbe2c07",
    "signature": "0xdd8811443528b875dd0f2ca9fca668f7cd6a8450ef5b90eb7173b9d4597d880944882dbd1d31fe8d3e783c95a03bbaea7cb5efe489397e3e03d04c62f81bb7021b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}