{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x3482371ea11598261bd200596c29206bc125b5a2b251931a901624b40cc415dd",
    "signature": "0xf0f914406299f3a6a73ea0aa7730b9c230cf91c07b414d4b7b85802911f620da33d2a727e9d87dd3abb066bd26d8247a865418f406899d7e109df3047fedb00b1b",
    "signer": "0x2F55f68a6D874d95E4F8c2A7376Dacff6c7b8518",
    "userId": "546609624"
  }
}