{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x333d7582edeec1dcd5d76f9a34f08c98c36ed57ae993178b80de0529242d2013",
    "signature": "0x3a77870eb1a60ea5780664e4ea5b6f977e970cc71a8e061942884c067c38b9aa296724ca85b58f26090fe1bf52ba77c9f295f70fed728aa19c044514d092eb7c1b",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}