{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "186892",
    "entityType": "User",
    "nonce": "0x60368384f05d2a9c0ea425a1c25fb8c9027a028380c1e21ca126eaac7ca25dc3",
    "signature": "0x242e514c32d855ebe78c77fe1f6a753cd9fbb21b94438191057da33dda5f772c1e3a8352253f03930540b273a61e573f7edd23467dbfe5cbdf13d07003a4570b1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}