{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x2820b5ba49b2d965b5f4660282ddf0966754a93f3cb587841f2be9a2639a42a1",
    "signature": "0x1d5d379f50699d9003e650fda58016d120185b723a5549f7c65400e96e085dc672accfbeb9761c00fee5dc85597092a4a4789891f326986dc32245e6633d6e371c",
    "signer": "0x6245d270201FE6e26477efA986E8C4035bF65C71",
    "userId": "36222594"
  }
}