{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116903",
    "entityType": "User",
    "nonce": "0xc656274f992b037089def536baba8f42fc40cd0c5ab68cd207c655e71e2fcff6",
    "signature": "0xd82c868e947ff8cda584fe8a501631f29774c2d7f5eaff1461b5100be4e3a7897a7a1cebce00852de8599dde183cbee4771beaeb8aec1c94c4637449c83611611b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}