{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133888",
    "entityType": "User",
    "nonce": "0x56767a688a94f608d6e048d92d9a801f693725fe3811a8b3aec3e10711b23a64",
    "signature": "0x0af971322fef52f635202e65a32ece493be5788d8b3400bede1ed9d10e7fcea851626b137b997a042ef9ca7c1ac4df69fb0fee89424861ca8c6f843e245f27ae1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}