{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110782",
    "entityType": "User",
    "nonce": "0xc7b0ef8ac53bff18ce648470734d940c8bc49c6f303577700aa16b4f9f435080",
    "signature": "0x6e23fcb8b5d2360b8025fbe4eea7b87c3e41571eb0ff5082edf46913259d156f30c992218f5c9fcd993ab9ea3910c4ac0b06a4707a0dd92e263644dbdd339e2e1b",
    "signer": "0xC7D69243b2161915036b32017e4FC8ea02d7faF1",
    "userId": "80378"
  }
}