{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390290205",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb731c9461625459a2a2bdadd47749582b28e6a41e28ad9dad3a178f03e1c4000",
    "signature": "0x6aaf48981df6fc743c1605ae2c7baa60f38059c6690ccedcbc1eef4609020e566716c0d573d6ecc64b67022d10e02b14f74e500e943292fe1491bf07b40dd2311b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}