{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "138823",
    "entityType": "User",
    "nonce": "0x5db49cd2acb1f9f3017584426fc13e0290a8c5d73cc730593f2de57ebb1f977f",
    "signature": "0x15629bcb5bfe5c10bf1c7bcd904f16e6387891ec98b85cc59608a2d1d26ba5af2ead285a0220c4de0a6b8bb0389b79c4b7fae3d943abc6975c490a783ed2bb171c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}