{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0xaa364662fce5b1877c0dcf80516b501a9666c9b5dc764e71daf19ecdfac1b9cd",
    "signature": "0x0aa31ebb6edb1f5537fc74347a2624855cdb532613af1df555b6a36a1178b544197ee16efd4e9c4fd6837231d01a90cef0cbdb436f4214187b94b7ff127d00aa1b",
    "signer": "0x1eE9054C1Fbd103C220810Af04980227e57d33E3",
    "userId": "52328655"
  }
}