{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x832f4a6a8c3a5d460e8115eebd74d6fe7031abccc781a710b7432e5a638c1c55",
    "signature": "0x1258737c9d87e6c0d687b230016782d4d40d367fbf08a38c7228d9c9ee2187d34655fb5e45408cef6b84322ed5fe375b8616fdf147601e8219e5bbe50c42cf911b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}