{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "118021",
    "entityType": "User",
    "nonce": "0x7a191fbc7d4e27564b075e215767b668983d220fce8bbc06c99c78d015317b7f",
    "signature": "0x74c2641bb01351664fc8b9f3c584ba12d40f7a817556c1fe90762e5a22d6f86a3377993e001a12909daf670336843c31858709ab2c4d3f6f6bab59dcc03ecbe11c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}