{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61157",
    "entityType": "User",
    "nonce": "0x42875e48a1222784d477a4b747fe919cd1689bf652cff8b71be7108f690fe9a7",
    "signature": "0x7ff5bc2253734bb2e6283c47825e6ed1c217da2f9610c5cd7e1a1253183deaee13f1c7bb9e991abcdd43ec8cfba5c17349aa9ffda52c1c0191bde7dbb0770f411c",
    "signer": "0xAaC77705f5f6bd787D8581c36Ddaf7c0c7AE3370",
    "userId": "827420993"
  }
}