{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7892",
    "entityType": "User",
    "nonce": "0xf715e4b0409d078544a1b00a9b8ea1ce27a955a516d329789fa696e2b67bb60c",
    "signature": "0x5ebc3d25e764dc25e9ac6b6ea834d8e9e4fca05c3503ee694df62069b980403a207ab7b371fa05b09e60abeb9b61a828279f092424328239acb6cd6ad66e4cd21b",
    "signer": "0xE6a2533061175ED4c7f073A7BE3dc4189A4DE47E",
    "userId": "427249190"
  }
}