{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119581",
    "entityType": "User",
    "nonce": "0x6ef6176c92c961aad896e23f1bbf2663623d09ee5c9f076eab206cac4e39638f",
    "signature": "0xdfc73dfa3eafff4271abdc188c07bb78b6fee9209a673b3216c26349d039a817285a19cce140887c1905524d031b4044030b762966fdeb4ce7201e9c5c7979131b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}