{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "240006",
    "entityType": "User",
    "nonce": "0x55014f4fb6a6d682acf6ad2182ef9752000481d5c09ae1550db5e1cae84de2df",
    "signature": "0xa1f3144df98e7244a01476de61b3e9e7125aaaf3fb6559140a383eaf0147f9145f0a0127146d1f9e411e840a2c49e76d47aabe667d64b83cec13aad8ded550191b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}