{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207161",
    "entityType": "User",
    "nonce": "0x45567354463f10a2076228babc990db6b1cf81a89ea718eed457f985035c3ac9",
    "signature": "0x134425b7334de76f4756e9dd4d0774bfe219a9fce604fe60090bbb6ac70a468b146801557a0b07807b6377f5fdab491a395898f7e390cb5f001c7694e6940f331c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}