{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1354288446",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb1ed322fa6e587bb1daff6a2e901680fb3d72ca6eae828329bb93ef79828776b",
    "signature": "0x76a565924c1a7276e8390d6b97b3dcd05be070fb13527b13828e0a4a820eec9d754727bc3a990a744179ff1a83d7104118d09c03600a1183127a36ada3b1ef5d1c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}