{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979647385",
    "entityType": "User",
    "nonce": "0x8de3bc5f959401fa708d63570de37484746cec3d8bd0d2d5711fdfe716000165",
    "signature": "0x19b4d9f4ec6972c981de49e68e27403da48bc9e386d0136e4234848640a1e8043b9c39a312a3303da93f5c875846d3674cd6461121c14eba08b7b4c9b5ef288c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}