{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "779730040",
    "entityType": "User",
    "nonce": "0x92f988b13c438fc798cd211d80cc5c3d922736a0308f2a429ad3d4638c4af1b2",
    "signature": "0xa4f03a3b401e33791d28ef3d83a99d459cbc330800a0dc8b89f384b191aed004006383473533aaba14164078751e178cead27fe0fe26ebbb9806ef837bbe8c301b",
    "signer": "0xa1962F596d0c21815F786Be31Cce30330233Cd5a",
    "userId": "653470626"
  }
}