{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68354",
    "entityType": "User",
    "nonce": "0xeef1b719ed6906a0d85821b9580205c8b0ad348b6b7b221408ff88f35479efdc",
    "signature": "0xb515b740171a1ade725034316165c05a55e2125cf4a4f2af99fbd97c80d2a33803a69c73fe0a417ccda71aa346b12502779753e1cc1a1f39d039e8b6490ba2691c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}