{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x32ec95294b65e33f9f74cd62f17000af988d65c87781b8b08fcb3f527696823b",
    "signature": "0x1577bec8243130ee8e0447e880820af5e857000fe7442e665760521e4c1165e47c5df039e037ef32f5ce6bfd6230e4c7876993324ea480b7310c9997f45027e91c",
    "signer": "0x053464CE555041482a39d0791A1F93bff74EC0EE",
    "userId": "335728244"
  }
}