{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137582",
    "entityType": "User",
    "nonce": "0xd07de5becf594803c0a8d1ff2702bc27c89c8bfe61c045e94d354546dbd27e12",
    "signature": "0x23c4d147969a852c53e3d500d1d342bc64c95cec24d0bb7231524c5fb58265150407a5e08259569474638075ec1dd28dbe8400cbbb7809ce238819897c2ffdfe1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}