{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5074",
    "entityType": "User",
    "nonce": "0x673496ed6f0db827e39f3d0e2dac4be6704c24fcfe9d71b6b773f00bae4f0b95",
    "signature": "0x380f5a0c4e9c2eb7f4de6b26d8f30de0db41ae7bbd92a31df72eeb6bee3031b433fbc052a2bf91943576bd47dd103720bb406c3004e65541088ca97b797d1d8c1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}