{
  "manageEntity": {
    "action": "Repost",
    "entityId": "537456007",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14be42aadb1bd686ba93598ef62510cdafcd57be1c0599f0661ccc40dbb8d7b1",
    "signature": "0xbd2e2abcf7d121838e28b2fcd082674f5b687597f0b7231ea582de3d6fec15912aee6e9f349058a6d69e0fa427d91c182c3d5fc4509cdf91a4a3ffcdeb79d44b1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}