{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553787157",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f30f6888132f94c8f32c94d62c5b6a3d1e804c4e948224ab3d00937ca716111",
    "signature": "0xd2dcbcc9150bcdc6584c5d061e36026246b692a726516ad6a2f3d523513664ba49f1078d8f34821207fb9e0bff3cb74f731a3304b041837ba7348a2c1bc51dba1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}