{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "762593015",
    "entityType": "User",
    "nonce": "0x2df34d503f3211f23883842e878aaacddaba21874cb6556223feb97d247eba65",
    "signature": "0x4b6d2b40975516a8415b3868ce84f2647ce15243b5e943ecfc965483e59a498124e5a284424aa0573ea0fece6b177c30e424957878f936a390e3528add93d4351b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}