{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171877",
    "entityType": "User",
    "nonce": "0x412f680e3b4ecb0bf9fcbdc3c2f01cf264179016dad6591c42c9ae7bc48bcaff",
    "signature": "0xc126a6f66b5086ec60b1c971541e98fe29169eeb0c99ccc1f0d01358bf97d89a05371e4de1aa7b0efd7c069f58f94715d75f81536ef56fdf3980a987fdc396ab1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}