{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57380",
    "entityType": "User",
    "nonce": "0xd6d5d89437e832895d9e86747dc6e7193c7641d8f27a49b6e3bdb11c4e86f7f3",
    "signature": "0x17df88a31f21a78d3f8b3f3c5dc4309545bd5357b1ace7df168c04a86cddc2c942cb66caeb163b08ea72d73c61e22465b5b6c989ce11623d704fe4af8e188d171c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}