{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3895",
    "entityType": "User",
    "nonce": "0x17c9e1d1b49fb49c5e448bf185b2d34230704f66493d8cdc19295ca92a1f4554",
    "signature": "0x366233680b56ffb3dfa1b5e6d64b79f5ce0610d37158b4128111ac4d96a2bda65ae1fffc5863223ecc8e43649321c0e9ce0cec92a5bbd80ef85e4053df27360a1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}