{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53860",
    "entityType": "User",
    "nonce": "0xee8fdb8a2a1f91da6a79694acd705e603066f51fe5d8b639947358840c0f1902",
    "signature": "0xaed12087af36ab281a48457ac60f21ac524148c3604dde5f5ddacc3bebfcd82b46c081439e9134ee2c5dc2f8d89879e893931b9c9b75a47b37135d991336f5531c",
    "signer": "0xc26eA8B58Fc9bC4B812DC6e0869c73b1B0b8B900",
    "userId": "746820395"
  }
}