{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd9a86506608c278d4f8a215d15a40da436351a998c0f62ec585da935df64848e",
    "signature": "0x0f23dc225e1ce7ef18e3be082d2d18ceb4e8a6022611cf41011903015a5636c74e4dc92401c09929171e6565e55d873d5e5855ca0c5bd5e33916c6aaba7bc1671b",
    "signer": "0x56ac05cA9d5372f1DB27f905cA88528d65C804B6",
    "userId": "737244985"
  }
}