{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0xb0028feb1ae1611ab9408aa5d6b1e4fe511720b2b2400bf8c15f44a7401a548a",
    "signature": "0x7eb6401f6ceb36444f05a690b544bb5a5338e432a8963cb94e206fe7bdff5e0f173ba736cb635ccb1108c587701f120d4cdfebfc6ad49061f6f86d3f4a1cd2181c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}