{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x92e29ef7ca7b2316c553225e05d3333925e1f644fff19ef81b02d6873dc3082d",
    "signature": "0x84bae28a0d2781f3c05201088b4784f7d8013dbaea193df1c7974c13af1effbc04c36d29e005ca64be45ed52114e34525805dec72affb5f58848390fac83e7c31c",
    "signer": "0x1c4Ee34565eE3A8304706138026D7518821F356F",
    "userId": "584804802"
  }
}