{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1114",
    "entityType": "User",
    "nonce": "0x8ae6d0dfd38e0e92fd4f9a335d084fb31f91ac7417608bc0e4e2d6b578a4ef50",
    "signature": "0xcc08e5db1d7e7315afb81b4dcf1c35d945ec6b1a23c6dac3e15c03340c74dab914d6ffbdecae2303cb3b43e1416f2a3ee30f25801852773ec39a5f1e7a22eaa61c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}