{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x8b597d48acef3e3bf4049905f305f2cf294650b327e00900b14d2140c0db6a0e",
    "signature": "0xf26eb42ec267393cb21ce5989218087a65d5a2003c409dffbd796f6efe292ef76b4ddd398cdc4408dc3a3f37c7e5eab04ed91ef938692ef2cba2b1008cdaa4671c",
    "signer": "0xede35e3c6749F4D452BB895b866be3386dDA27c3",
    "userId": "983857499"
  }
}