{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925149974",
    "entityType": "User",
    "nonce": "0x9e112e01089291c09a5a0298681c324d052e4589fff1722dcff560bc122d46cd",
    "signature": "0xf2ade1ac6d18bd71ab4c682c449ce982ce8a0b18b72513f2c9ebb61abbc236684525660a12240929a0242affb8d25064264d23cc2d5985054bdfe689fbc997ee1c",
    "signer": "0x7cb443E1D882339Ce2Db89944ef44929E8E2F578",
    "userId": "343301"
  }
}