{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65547",
    "entityType": "User",
    "nonce": "0x78084256b08580277006efaac9d601b40e64a65febf2830de3c808d4ec403754",
    "signature": "0x8dbd7918dd7c67307e32975992c140feec1ec9eae95de260acddaab1e3186fd854ff683cc8dab179ee08dde835119f603ba250fd1d1dc2f61f94eca911610fc01c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}