{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70734",
    "entityType": "User",
    "nonce": "0x47473da73a9a569be12a3e3c065e3219413a19d156b958e38d3f67bace7edc93",
    "signature": "0x3d96149d520633649f470132b129b0b93658c47322b4ef40c0c764bb36082b012408d91bc178b5ae822ba6cb1ef4edea3a4c23acdd4e09b73861cc03129e61d11b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}