{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x4405609c6a47103ef986b3ead18e1944f0b5e011d39df232c8cf4b88e216b787",
    "signature": "0xbd623baffbb66b2ed149fd3b5e6e333aa4e2add644b80415460a2d2bb07d3fb1378c8af516b1e5b9d7bb2d89eb3aaa4eb92d07ab667a756ea278b282694b21f71c",
    "signer": "0x7a991F28f8c946030bE26Eb8408414771247985d",
    "userId": "514559071"
  }
}