{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221384",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf3281896620edfe6309cb0936ea328b75ec389df00c2c00b71cf61cb353d3f0c",
    "signature": "0xd7f4a62bfd8dd908024f79fc2d9f7d6995cffbf1c1e1bc512da83b7b5567fa777bd64b591f659a5bc8b958f59e5d2ce20582984f759c3ba905694af675fe6f131b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}