{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x3a83da15b820ef260c8faffc387cc052fddfec753761524b3adc4beac43426e2",
    "signature": "0xa44eafc8b520dfbcda92cf865778e69ac95ddcd6fc6dea84c80f435060cf3c236ff4772f18083bfa1d0b7b0597c2f9e75f83078e70efdca50bed49c4636bc1101b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}