{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "796441877",
    "entityType": "User",
    "nonce": "0xd76f3642e74fe8ca89b68c394a9fc8b8d5c1307c068578f1e50c46f020068b03",
    "signature": "0xefdfd576ac6fbc0366b595f6b8e234956d84b96770bfa87bf90cc0c248e3b49c3f81079a79387059110e692bb0a0340ca6148afceaa1681ede0ec590291517381b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}