{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236938",
    "entityType": "User",
    "nonce": "0xf1d0c5ad738b0a09f322d0846c9c2670bdd3ffbabccf9ef329f9d95f9f0bddc0",
    "signature": "0x37aef017b9b97cd11acd25c34143a89f8ba5df32e37754580559fd467afe54bc16254bb53debd6dd7ea30fbe7a55abe92cc7e100307246fdcd7966e358e871f21c",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}