{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "313074",
    "entityType": "User",
    "nonce": "0x001dbed88cfa32c247ae87cc317ec37206ce3370de2ed06c49d1bbdb951e736b",
    "signature": "0x55bec2f3e5d6480683451cc9e35114420d7ed00e1e83abf81994f6199ee43c9003e3eb4c87a6b5fca429ea985ba44bc542b311f1943bf434296672c4c415b44d1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}