{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63993",
    "entityType": "User",
    "nonce": "0x1b78e8de801514878edaf39d3776d6f6babfbd3ca92d537a7c453d1bc7570e82",
    "signature": "0x0b1ff5a34424387c2d1f3cda09ea6563afa15c44027815144fc60e9e86558ee215a9d86bff7fdd39416e5e3aaf8f4bc16adfb20aca313ac1d39085d6d5d7dbf71b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}