{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd0269a9771b0a4c348aae83337ac9112dd0d2cf56e8f6ff8c9c7a8fdb41db527",
    "signature": "0xbc14725e24499a767ee98f3f53b6a9297f780a5ed6d44c918422b40ecdbdc31b49b111e380b719311175fca6e8cafe727185b6916834855c4519dd0d60c32c591c",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}