{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "148178",
    "entityType": "User",
    "nonce": "0xa9093873d41d5ad3dc51187067ee761d043747ebf7139106ab3b241fe23efbda",
    "signature": "0xfba7f46b1123912e4a3edd69c8edd09e189d0baa814bcf5509fb04d2239fc32067de71f521a7e192308d9b171b03ee4bab0d3179e7862a99b0d81bf7212965081c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}