{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8d6c265e2b39c4c808e56dc59379188d6f53e4f6929469c0c76622956ddf5503",
    "signature": "0x49352cf6d7c10411bb99f3e1de9933fd23460c9de7fe0849ae22f4c73727cfd9560e6682687aefb0c679633c6ff031732c7785193d816bb7782b7c95161ebf681c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}