{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61584",
    "entityType": "User",
    "nonce": "0x83efb87f5e2613cb7acdeae99aeda7036f7c2f1304887861e442939c69ec23d3",
    "signature": "0xaef89c83f8cdeb3cbc148d8b184105017a42beacce1de68d22b3cc871ce8b6eb5bc542a023bf220bbd9f50b5bd170cb5677cbc6d9eb3c381ca3f2e1b601608651b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}