{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "183063753",
    "entityType": "User",
    "nonce": "0x49e0a0ddf947b9d2037579d2030283deffb62eeaa4560287cb0c48f4cee849d0",
    "signature": "0x12eeed7a70f597e533ae78df874aeebf62949fb86dbcdc25cc25e66ff0b2f4cb1d40ffb1bc762ae54be9a5478d561c498a520bbf659817980ab34739c1d2b0f91c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}