{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "277314120",
    "entityType": "User",
    "nonce": "0xf3003eba7ff1bf6eb3036058bef9761b4c121262402e4d3d8fa2e1b4516fc51e",
    "signature": "0x2d8b4c602b4d0175d9a4d4547bfadb57f14205fd9f9e84da2be850b0deea0ecf5730f34f516931c244b0ee7653e8dfd212e098a551b7dab64230e84e8311fe781c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}