{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89",
    "entityType": "User",
    "nonce": "0x76bbfc931a6d4354106aa49aa334da2f6c957efbb4380a4d20bba0e737c9e66a",
    "signature": "0xe06f25b17787bf3a0d42748e5547b3d4b86e0355748a3fc6cdac28f5978018366c056a3e4415a34b5590de6124b8195803354d22939a7e6682fa96157b9cf1801c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}