{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3829",
    "entityType": "User",
    "nonce": "0xa73455454cea324d345debbee8aebfc71a2b1e3053f957fc55dc50a287549f27",
    "signature": "0x9ea5f89a17253658520fbdb2ba193fb0eec105f47f247fcfca5a6d621e2076b564f4e91aeee4d0c95145abfb29daaaed6ff7af3bf12a6612b27b0f9a0174d0351b",
    "signer": "0x36C09a4c4AeD822C1Dcc84027B6222FDf0C9429B",
    "userId": "73610"
  }
}