{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "701263",
    "entityType": "User",
    "nonce": "0x76a679cd6340ded2abd7c512c85dc9b8363f52453f3d3cf0d5920ebbba8fc231",
    "signature": "0xf396d748989b6b837175e4e7e43804c8fc96ce6fb3855bb36fbffc7260c3476e38f5827ad50b33fca943080fa198c18d2b9a40fac959df62ff588ab17e4269a61c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}