{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363614",
    "entityType": "User",
    "nonce": "0x51685273fee99874c7459e61385009f63202450a53bf645c20c15d263a057426",
    "signature": "0xe275f1a2958e600e4d95898c66dc2ca5d338fe9084f567f9d11360e2aac4c6ec25bfd8bf969556bf6095b35625f8d9f2d20eb62acd7786aa65793d8f2eda35d41c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}