{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932913352",
    "entityType": "User",
    "nonce": "0xf04b21fb6e73da040c9e760f1549efad60bdadb3a15bc60a6d3148d5ea3c4e5a",
    "signature": "0x461a6e3a157487eb58c3693e16cff2bbd879aa76cc6fbf71a7b82bbce522c5535d09025f569431e9543417077322c053b2814768331686bf2b71ecbff8f0f34c1c",
    "signer": "0xDeeD925F3c4667b12fFa15Bdb38EB46e8fd36785",
    "userId": "945355671"
  }
}