{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11050",
    "entityType": "User",
    "nonce": "0x1dc61942f9c0739da058c68a24c9bb02753a84892f6ff21d40e12b16544cf389",
    "signature": "0xb2dd0557eb39112e3a5d82d9b64cf315a706af2fcb7cbdb862c8f0553a2779053cd4c4a688dbebc98137d87745d0c035477f9ea021670f9268666faf1a6340a01b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}