{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36543",
    "entityType": "User",
    "nonce": "0xff5e8e77ba7189d52eaabcf41a1bb62e6605a80a74a797c33ea1a03ca0eafdf8",
    "signature": "0xbf45a3d274ab0d1bbc5c5cabed66487f4e935ed504339f230b7962caf50f65f2059969c28d5f99e77dd1f5d97a4b939ac940b023bb952bee57f0fd472e9260131c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}