{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986621",
    "entityType": "User",
    "nonce": "0xdba086a432a66d2db260fc2d136175afdd36d153da641af039bcfaa3fe7af5a8",
    "signature": "0xc61121a7e7afb0fa118337037dcb5810b5590670735d5333acd32aeed3291eab0cef6bef936476a118ae3a71fa2e0bcad42b5dfc40d83e7797958ae364e286591b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}