{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86760616",
    "entityType": "User",
    "nonce": "0xc26848d231c318f012bf95290dae2666d7d85d6e404ab61e276c49425cd74547",
    "signature": "0x7bcae3822e57d6162c2ea1fe97314aa58170f3f6d2397bbd7ffa1505c3a912cf0ff488952fb4c13abcb1dfcd17b68089b9c24638b06463739921ef792af531041b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}