{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1375811128",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x24ffb80d2e866116d3de89da2e12e37ff0f3976a96addc1fa65acba7ba11e73d",
    "signature": "0xdd8338d93b46d387d2d3d449e1a5aada0a0a466e0650a253e9b43b6daa60cb8076c4a5b037f0ba4b9e4d31f2f545ce0892c3d60b83e6aa7c3668511c4957ca071c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}