{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370091516",
    "entityType": "User",
    "nonce": "0x569c1ef477154b5bebaa5503a60e68644c8496968a2ec4c9d7287e4aed178844",
    "signature": "0xe70dbd59d3eab25b860267e8cb0d8b1f882f77e364247cd6a1ce779868d2c1dd30e50a918c9fe5ab56ec42588f7f9728303b51765bd32dd63f422bd3f86a76ec1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}