{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "869532",
    "entityType": "User",
    "nonce": "0x60b38d8ff8fba46391965e3710c74436f229ddf39cdaaa4a4148d5839707d93a",
    "signature": "0x7a747096b081e0f297e98ae1cf63809ac653f0ee7bf34dd452728cebdf2d0829204707ad1d8b24dbd506fb01f1c1d5de9a804d84fbc9aed1485e98c09b56142a1b",
    "signer": "0x26b46547473Ba0Dc38d97A65153B8FAfB1A6cd81",
    "userId": "431544580"
  }
}