{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "595768441",
    "entityType": "User",
    "nonce": "0xe0928bf847ad389b9c67885c17e260b14b99a7a72ea81c41f23f83f73a76e2b4",
    "signature": "0xe8ca2703aad3ed669754ba964688e061156417f4cbff56e154d8dbc16e1305541598cac789b793a9c77f91b6d29f81f0fb6c4271447319c63da12a1422308e061c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}