{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636236864",
    "entityType": "User",
    "nonce": "0xf2335d93d0324a3d674f5d8c94e754607685e9a1f3e3e2e750b2f7c6dacf6316",
    "signature": "0x79530b92cceb82bc587ba1c4825ee4246015a7ca94124d7e2d3d1cc418f14d395d7c3ac65e39cae9cfcaf62d1fa755992fce939dd6465a57ae5270620c6cfa431c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}