{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76739",
    "entityType": "User",
    "nonce": "0x1e0ade288f6fa9f686d1c5e1a9361ed04a2075244e92c683be6d464493744d2c",
    "signature": "0xcb43306b797a7feb6d124b015b3fdfcc073cfea379d93861c6fb272f25ef5559490c57b2e1b49cda986b8a94b48af57e7c3dacb5e02773d4d90f1866fd2478471c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}