{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162051",
    "entityType": "User",
    "nonce": "0x2dfc52703eaa7737ec11b415701fab86a501cd3c9bfea84bffda6eceaf68d5b7",
    "signature": "0x250793aae05b497bf35c686e32509eebeba33328dd10fed44afe87a1ca33d86875ccf1be4f4a3aebbbf9eac3c72e7258f844eae909ff17e482548529534adf791c",
    "signer": "0xe5F8de0eEb1c50b6f4a2f6070DB79ff97eD3fE77",
    "userId": "435903624"
  }
}